Sulphuretted hydrogen is a noxious impurity, and its complete removal from the gas is usually imposed by parliament.
This change, which is called eosinophilia, indicates the production of a noxious substance in the blood.
Muller to include cases of mutual resemblance between two or more noxious species inhabiting the same area.
Poisonous or noxious animals usually have some special advertising attribute, sometimes the display of conspicuous coloration, as in the skunk; sometimes the emission of sound as in the rattlesnake; sometimes a combination of the two, as in the common porcupine and the large black scorpions of Africa and India.
The system possessed the advantages of rapidity, being completed in about ten hours, and freedom from any noxious odour; but it yielded only a harsh, ill-spinning fibre, and consequently failed to meet the sanguine expectations of its promoters.
Again, a peasant of Vinci having in his simplicity asked Ser Piero to get a picture painted for him on a wooden shield, the father is said to have laughingly handed on the commission to his son, who thereupon shut himself up with all the noxious insects and grotesque reptiles he could find, observed and drew and dissected them assiduously, and produced at last a picture of a dragon compounded of their various shapes and aspects, which was so fierce and so life-like as to terrify all who saw it.
The damping off of seedlingsand in saturated soils not only are the roots and root-hairs killed by asphyxiation, but the whole course of soil fermentation is altered, and it takes time to sweeten such by draining, because not only must the noxious bodies be gradually washed out and the lost salts restored, but the balance of suitable bacterial and fungal life must be restored.
Many insects and other invertebrates, mostly noxious, have been accidentally naturalized, and some have been deliberately introduced, like the honey-bee, now feral in Australasia and North America, and the humble-bee, imported into New Zealand to effect the fertilization of red clover.
Practically any vessel may serve as a receiver - test tube, flask, beaker, &c. If noxious vapours come over, it is necessary to have an air-tight connexion between the condenser and receiver, and to pro vide the latter with an outlet tube leading to an absorption column or other contrivance in which the vapours are taken up. If the substances operated upon decompose when heated in air, as, for example, the zinc alkyls which inflame, the air within the apparatus is replaced by some inert gas, e.g.
The pili grass (Heteropogon contortus) is also noxious, for its awns get badly entangled in the wool of sheep. The native manienie (Stenotaphrum americanum) and kukai (Panicum pruriens), however, are relished by stock and are found on all the inhabited islands; the Bermuda grass (Cynodon dactylon), a June grass (Poa annua), and Guinea grass (Panicum jumentorum) have also been successfully introduced.
The English law on the subject is now governed by the Offences against the Person Act 1861, which makes the attempting to cause miscarriage by administering poison or other noxious thing, or unlawfully using any instrument equally a felony, whether the woman be, or be not, with child.
The dry way is best; the wet way is only employed when fuel is very dear, or when it is absolutely necessary that no noxious vapours should escape into the atmosphere.
It seems probable that violent physical exercise may counteract in great measure the deleterious effect of opium and prevent it from retarding the respiration, and that in such cases the beneficial effects are obtained without the noxious results which would accrue from its use to those engaged in sedentary pursuits.
The water, moreover, till it is saturated with gases, readily absorbs noxious vapours to which it may be exposed.
In 1525 the conservative party, which had from the first feared that Luther's teaching would result in sedition, received a new and terrible proof, as it seemed to them, of the noxious influence of the evangelical preachers.
Now insects that possess noxious attributes, and the same is true of other animals, usually have a conspicuous warning coloration which appeals to the eyes of enemies and helps them to remember more easily the cause of an unpleasant experience, helps in fact to establish a psychical association between a particular style of coloration and a nasty taste or a painful wound.
Neither of the above-mentioned animals is mimicked; but where two or more noxious animals, inhabiting the same district, resemble each other, both being aposematically or warningly coloured, the likeness is said to be " synaposematic."
The resemblance shows various grades of completeness; and the convergent mimics may be themselves noxious, or edible and innocuous.
If a woman administers to herself any poison or other noxious thing, or unlawfully uses any instrument or other means to procure her own miscarriage, she is guilty of felony.
Mosquitoes are innumerable, and moths and ants of the most destructive kind, as well as others equally noxious and disagreeable.
Important engineering work was planned not only to afford a more convenient waterway between the upper Spree and the Havel (and thus to the Elbe), but was to remove from the city to its banks and vicinity those factories of which the noxious, gases and other poisonous emanations were regarded as dangerous to the health of the community.
At high-tide, accordingly, the town presents a very attractive appearance, but at low-tide, when the mud banks are exposed, it seems dirty and repulsive, and the noxious exhalations are extremely trying.
The insect life comprises many brilliantly-coloured beetles, butterflies (about eight hundred species of which are known), moths, locusts, spiders and flies, and also noxious spiders, with scorpions and centipedes.
On the other hand, the eastern part of this zone is the part of Spain which is liable to be visited from time to time by the scorching leveche, the name given in Spain to the sirocco, as well as by the solano, a moist and less noxious east wind.
It was very bitter, but they wandered about the fields seeking it and dug it out with their sabers and ate it, though they were ordered not to do so, as it was a noxious plant.
Owing to the noxious exhalations of the surrounding forests the town is so extremely unhealthy during the hot weather as to have acquired the title of the "Abode of the Plague."
Of lavender or rosemary, in order to destroy the noxious odour of the pyridine bases.
This crude process is now classed amongst the noxious trades, owing to the offensive stench given off, and must be considered as almost extinct in this country.
The presence of a dense population has driven out some, and brought in others, including some noxious weeds.
They knew poisonous plants, and could eliminate noxious properties.
These lowland districts are densely forested in the south, except Yucatan, and large areas are covered with streams, swamps and lagoons, the abode of noxious insects, pestilential fevers and dysentery.
Besides these the group also includes a multitude of related forms which, from their aquatic habits and generally inconspicuous size, and from the fact that they are commonly neither edible nor noxious, are little known except to naturalists and are undistinguished by any popular names.
American literature began as far back as 1788, when a report on the Hessian fly was issued by Sir Joseph Banks; in 1817 Say began his writings; while in 1856 Asa Fitch started his report on the " Noxious Insects of New York."
Amongst Orthoptera we find many noxious insects, notably the locusts, which travel in vast cloud-like armies, clearing the whole country before them of all vegetable life.
To these ecclesiastical precepts and expiations belong in particular the numerous ablutions, bodily chastisements, love of truth, beneficial works, support of comrades in the faith, alms, chastity, improvement of the land, arboriculture, breeding of cattle, agriculture, protection of useful animals, as the dog, the destruction of noxious animals, and the prohibition either to burn or to bury the dead.
That in this portion of their ritual, however, the Christians of that period were not universally conscious of its direct descent from Mosaic institutions may be inferred perhaps from the "benediction of the incense" used in the days of Charlemagne, which runs as follows: "May the Lord bless this incense to the extinction of every noxious smell, and kindle it to the odour of its sweetness."
In addition to these noxious and obtrusive forms, England has a few indigenous species belonging to the genus Ectobia, which live under stones or fallen trees in fields and woods.
Though so little sensitive to drought and extremes of temperature lichens appear to be very easily affected by the presence in the air of noxious substances such as are found in large cities or manufacturing towns.
- Continue the pruning and training of wall and espalier trees, and the destruction of noxious insects.
The extermination of noxious animals, and the exposure of corpses to the dogs and birds, that earth may not be polluted by their presence.
Disease of the whole body may thus be produced by overaction or under-action of some part of it, but such causes of disease are slight as compared with the effect of external noxious influences, and more especially the effect of microbes.
Still the whole of Zoroastrian legislation is subordinate to one great point of view: the war - preached without intermission - against Satan and his noxious creatures, from which the whole book derives its name; for " Vendidad " is a modern corruption for vi-daevo-datem - " the antidemonic Law."
The old theory of paludism or of a noxious miasma exhaled from the ground is no longer necessary.
Phagocytes act as scavengers in ridding the body of noxious particles, and more especially of harmful bacteria.
The noxious influence of Trematodes is, moreover, not confined to their mature phase of life.
The boll-weevil, preying on the cotton, is the most noxious of the insects.
Perhaps the earliest known instance of his prominent appearance of large size in the sculptures of the temples is under Tahraka, at Jebel Barkal, Nubia, at the beginning of the 7th century B.C. As the protector of children and others he is the enemy of noxious beasts, such as lions, crocodiles, serpents and scorpions.
Some of these will be stricter, and some laxer; but all tend to aggravate the law.