Chemical additives for motor fuel; [ antifreeze; anti-knock substances for internal combustion engines; ] chemical additives for oils; industrial chemicals; [ tanning agents for use in the manufacture of leather, namely, oils for currying leather; ] emollients for industrial purposes; emulsifiers for use in the manufacture of foods, [ leathers and textiles; chemical substances for preserving foodstuffs; foundry molding preparations, namely, foundry sand; ] glycerides [; leather impregnating c...