Some articles on agent, tempering agent:
Edison Records - Materials and Process Used To Manufacture Cylinder Records
... wax, using acetate of alumina and stearic acid with sodium hydroxide added as a saponifying agent ... arose, however, since there was no tempering agent and hot weather caused these records to decompose ... problem is that all stearic acid without a tempering agent takes on moisture, and after many experiments it was found that Ceresine was ideal ...
... wax, using acetate of alumina and stearic acid with sodium hydroxide added as a saponifying agent ... arose, however, since there was no tempering agent and hot weather caused these records to decompose ... problem is that all stearic acid without a tempering agent takes on moisture, and after many experiments it was found that Ceresine was ideal ...
Famous quotes containing the words agent and/or tempering:
“Only a fully trained Jedi knight with the Force as his ally will conquer Vader and his emperor. If you end your training now—if you choose the quick and easy path, as Vader did—you will become an agent of evil.”
—Leigh Brackett (1915–1978)
“Only after much tempering is steel produced.”
—Chinese proverb.
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