PennEngineering Fastening Technologies has a developed new self-clinching fastener that creates strong right-angle attachment points in thin steel or aluminum assemblies. These patented PEM R'ANGLE fasteners operate as alternatives to bent tabs at the edges or middle of sheets, bent flanges, right-angle brackets, and tack welds. Go to www.pennfast.com.
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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