BLEEDING, LOCAL: See Styptics.
BLISTER CURE: See Turpentine.
BLISTERS, FOR HORSES: See Veterinary Formulas.
BLOCK, HOLLOW CONCRETE BUILDING: See Stone, Artificial.
BLOCK FOR SOLDERING: See Soldering.
BLOTTING PAPER: See Paper.
BLUE FROM GREEN AT NIGHT, TO DISTINGUISH:
To distinguish blue from green at night, use either the light of a magnesium wire for this purpose or take a number of Swedish (parlor) matches, light them, and as soon as they flash up, observe the 2 colors, when the difference can be easily told.
BLUE (BALL): See Dyes.
BLUING: See Laundry Preparations.