3. Declaration of certain substances to be dangerously inflammable.-
The liquids and other substances hereinafter mentioned, namely:-
(1) acetone,
(2) calcium phosphide,
(3) carbide of calcium,
(4) cinematograph films having a nitro-cellulose base,
(5) ethyl alcohol,
(6) methyl alcohol,
(7) wood naphtha, are hereby declared to be dangerously inflammable.