Coffee remains the Germans’ favorite beverage, yet many coffee drinkers prefer the decaffeinated alternative. But decaffeinated coffee always contains a certain residual amount of caffeine. How can this content level be verified?
Kaffee bleibt das Lieblingsgetränk der Deutschen. Dabei greifen viele Kaffeetrinker gern zur entkoffeinierten Variante. Doch auch koffeinfreier Kaffee enthält immer eine gewisse Restmenge an Koffein. Aber wie kann dies überprüft werden?
Sealing elements undergo continuous changes in operating and environmental conditions. They are subject to natural, thermo-oxidative or mechanical aging processes and must be replaced after a certain time.
Billions of pounds of carpets are generated annually worldwide. A large percentage of which ends up in landfills is problematic because nylon is non-biodegradable.
Limitations in landfill capacity and the environmental impact of disposing of carpet waste in this manner have made recovering nylon from carpet waste an increasingly important enterprise.