What saved us was they let us have these electric coils in our cells.

Two tiny electric coils were placed on either side, creating an electrical field that caused the fork to vibrate.

The permanent magnet can be suppressed by an electric coil of suitable strength.

Now that the wood has run out, the family warms themselves around an electric coil set in a concrete block.

The stove's gas flames or electric coils are turned on.

One is a magnet and the other is an electric coil.

One other way of achieving demagnetization is to use an electric coil.

In a choice test flies were loaded into an apparatus with two arms that were surrounded by electric coils.

An electric coil is a fine alternative.

In front of her she had a large electric coil, suitably insulated, and a button.