There are also two yards for the building of pleasure yachts and rowing-boats (in both which branches of sport Hamburg takes a leading place in Germany).
Sloops, fire - ships, bomb-vessels and royal yachts were said to be not rated.
Instead of the expensive mile-long stout hemp lines used and since 1887 those of the prince of Monaco in his yachts, as by Ross, Maury introduced a ball of strong twine attached to a well as numerous Danish vessels in the sea between Iceland and cannon shot, which ran it out rapidly; when the bottom was Greenland, conspicuous amongst which were the expeditions reached the twine was cut and the depth deduced from the length in1896-1898on board the " Ingolf."
This fact having been fully demonstrated, acetylene dissolved in this way was exempted from the Explosives Act, and consequently upon this exemption a large business has grown up in the preparation and use of dissolved acetylene for lighting motor omnibuses, motor cars, railway carriages, lighthouses, buoys, yachts, &c., for which it is particularly adapted.
The requirements of an elongate body moving through the resistant medium of water are met by the evolution of similar entrant and exit curves, and the bodies of most swiftly moving aquatic animals evolve into forms resembling the hulls of modern sailing yachts (Bashford Dean).
At several of the ports on the lower firth, as at Ardrossan and Fairlie, famous for its yachts, the industry is also carried on.
In this vicinity, too, are several yards for building yachts, launches and other boats.
A harbour much frequented by yachts is Sandhamn in the outer skdrgdrd.
Wik, Heikendorf and Laboe, are resorted to for sea-bathing, and in June of each year a regatta, attended by yachts from all countries, is held.
Large passenger vessels and yachts are now generally fitted with refrigerating machinery for preserving provisions, cooling water and wine, and making ice.
Lightness and elasticity it is well adapted for the construction of yachts and other small fast-sailing craft, and is said to be the best of all wood for masts and large spars; its weight varies from 30 to 40 lb the cubic foot.
In 1622 the " Leeuwin," or " Lioness," made some discoveries on the south-west coast; and during the following year the yachts " Pera " and " Arnheim " explored the shores of the Gulf of Carpentaria.