Whatever was inside the cylinder was supposed to be protected against shock.

If you decide to use an electric starter, observe the usual precautions against shock.

The continuity club was a guard against future shock.

Neither category of tools offers protection against electrical shock caused by moisture.

Because of moisture, double insulation may not fully protect against electrical shock.

He ran holding the case in front of himself to cushion against shock.

Double insulation may not fully protect against electrical shock due to moisture.

A functional earth connection serves a purpose other than providing protection against electrical shock.

He asked, "How will you tie these components against shock of takeoff?"

That makes the material similar in some ways to elastomers: they are materials used to cushion against shock.