Berilyum, magnezyum, kalsiyum, stronsiyum, baryum ve radyum toprak alkali metalleridir.
- Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
Alüminyum, magnezyum, silisyum vb. tozları patlayıcıdır.
- Powders of aluminium, magnesium, silicon, etc. explode.
The building looked only like a wall glowing in the firelight, but sometimes a barrage of magnesium blue light made its windowframes jump out of the darkness.