Electrical shock - Knock person free of source using a board or wooden broom handle. Check whether victim is breathing and has a pulse. Otherwise, place victim in recovery position and seek medical attention immediately. Spark or shock from power tool - Unplug power tool cord at outlet or shut off power at main service panel. Repair cause of spark before using tool again.
Extension cord sparks or is hot to touch - shut off power at main service panel.
Cleaning or refinishing product swallowed - call local poison control center and seek medical attention. Follow emergency instructions on product label and take product with you to the hospital. Head injury - Check whether victim is breathing and has pulse. Otherwise, place victim in recovery position and seek medical attention. If victim loses consciousness, even for only one second, seek medical attention immediately.