Bulletin #300 highlights type HFS flush nuts for applications using thin sheet metal that require strong, load-bearing threads but need the fastener to be installed flush with the material. The nuts can be installed completely flush with both surfaces of a material as thin as 0.060 inch. And, the flush nuts can be installed before the material is shaped which allows load-bearing threads in places which would not normally permit installation after chassis are formed.
Hi-Standard Products Inc., (A) Box 207, South Range, MI 49963.
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
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