Noun
a porous form of silica that is highly absorbent
Source: WordNetBags of silica gel desiccant were inadvertently left in the air intake after maintenance. Source: Internet
By additional fractional distillation, the liquid oxygen may be enriched to contain 0.1–0.2% of a krypton/xenon mixture, which is extracted either by absorption onto silica gel or by distillation. Source: Internet
My thoughts are an airtight biscuit tin with a sack of silica gel (several of which I shall, no doubt, find amongst electronic products under the Christmas tree this year! Source: Internet
“Reuben actually once ate a packet of silica gel and that’s why he’s dry on the inside, wet on the outside.” Source: Internet