Category: General

Are the Aesir and Vanir related?

The Vanir are one of two groups of gods (the other being the Æsir) and are the namesake of the location Vanaheimr (Old Norse “Home of the Vanir”). After t...

How do you convert mg NM3 to ppm?

Y mg/m3 = (X ppm)(molecular weight)/24.45 Fill in either the “ppm” value (X) or the “mg/m3” value (Y) AND the molecular weight of the compound. How do you...

Is crystal cat litter any good?

Cat litter with silica crystal beads are typically dust-free, which helps keep the area around your pet’s litter box clean. Crystal-based litter is also e...

Who makes FSI vending machines?

The coin unit will accept and dispense nickels, dimes, and quarters. The dollar bill validator will accept $1 bills. This machine is made by an American c...