Kostir flúðaösku í steinsteypu

Eftir: | Bókað í: Fréttir | Miðvikudagur, Jul 3, 2019 - 12:24Pm
concrete fly ash

Fly ash is a leftover residue created by coal-fired power plants used to create electricity. Normally considered a waste product, fly ash has been shown to be very be extremely


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Draga úr vatni í námuvinnslu

Eftir: | Bókað í: Fréttir | Mánudagur, Jul 22, 2019 - 6:03Er
water-mining

It’s a relatively simple process for nature to combine two hydrogen atoms with one oxygen atom to create water. þó, fresh water is becoming increasingly scarce due to over-use, climate


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