In any attempts to gain an insight into the relations between the physical properties and chemical composition of substances, the fact must never be ignored that a comparison can only be made when the particular property under consideration is determined under strictly comparable conditions, in other words, when the molecular states of the substances experimented upon are identical.
No other substance, at least, with which he experimented had a like effect, and it is possible that in the archegonium which contains the ovum malic acid is present.
Many patents have been taken out in this direction, one of the best known being that of Groth, experimented upon by S.
Apart from his idylls and his elegies, Chenier also experimented from early youth in didactic and philosophic verse, and when he commenced his Hermes in 1783 his ambition was to condense the Encyclopedia of Diderot into a poem somewhat after the manner of Lucretius.
The alloy used is composed of 15 parts of bismuth, 8 of lead, 4 of tin and 3 of cadmium; it melts at 70°, and can be experimented with as readily as mercury.