These investigations, by which Black not only gave a great impetus to the chemistry of gases by clearly indicating the exi stence of a gas distinct from common air, but also anticipated La voisier and modern chemistry by his appeal to the balance, were described in the thesis De humore acido a cibis
The expedition to San Domingo reduced the republican army to a nullity; war demoralized or scattered the leaders, who were jealous of their comrade Bonaparte; and Moreau, the last of his rivals, cleverly compromised in a royalist plot, as Danton had formerly been by Robespierre, disappeared into exi
Tritici, which lives encysted in ears of wheat), other species occasionally adopt the parasitic mode of existence, and become encysted in slugs, snails, &c.; (3) it has been experimentally proved that many normally parasitic genera are capable of leading a free existence;' (4) transitional forms exi
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