How to prevent birth defects
Avoid alcohol.
Do not drink any beer, wine, liquor or any other form of alcohol during conception or pregnancy. There is no safe amount of alcohol that you can drink during pregnancy, and when a woman drinks, the alcohol passes from her bloodstream into the fetus.

Prenatal exposure to alcohol can cause fetal alcohol spectrum disorders (fasds). One of the most severe of these disorders is fetal alcohol syndrome (fas).

A woman prepares to shot put in front of an audience and judges. The woman throws the weight. the woman

walks away from the competition area.

How to clean up broken compact fluorescent light bulbs
Do not vacuum up broken glass!
This will vaporize and distribute all the mercury that was in the light bulb creating a much bigger problem.
Ventilate the room before you start cleanup.
Make sure that the room is isolated (doors closed, heating/ac system turned off) from the rest of the structure.

Open all windows and leave the room, do not track through breakage area. Let it air out for at least 15 minutes or longer.

How to test an oven thermostat
Turn off the circuit that powers your oven.
Turn off and unplug your oven. Then, find the breaker box and look at the schematic on the circuit breaker door to find the switch that controls the electricity to your oven.
Flip the switch to the off position to cut off the power. Turning off the power to the oven will prevent you from being electrocuted.