Of AerOf Water - SaltOf AerThe Newton Project Knowledge Graph2020-10-08JournalOf Water - SaltWhat angle ought a Wind mill saile to make with the wind. &c. in the resolution of this must be considered the ordinary velocity of the wind & of the saile (the quantity of the wind hitting the saile i: e:) the perpendicular breadth of the saile to the wind, & the obliquity of the saile to the wind. Whither is salt or fresh water easlier {moved} & more pellucid. refracts more & easlier frozen. Continue reading…