Silica Packets Landfill Keep Dry Silica Gel Packets can be really handy around the house if used properly. Here are some tips on how you can get the most of these small beads. Rip Open and Throw Away Silica is made from an inert, non-toxic substance that can absorb water. Consuming large amounts of this gel can be dangerous for small children and pets, so tear open these packets and toss out.