When this happens, many people turn to homeless shelters so that they have a place to live temporarily. People can stay at these homeless shelters for a short amount of time so that they can get their life back on track and still have a safe place to sleep.
Fire extinguishers contain different chemicals, depending on the application. Handheld extinguishers, which are commonly sold at hardware stores for use in the kitchen or garage, are pressurized with nitrogen or carbon dioxide (CO2) to propel a stream of fire-squelching agent to the fire.
Scientists say they have new evidence that our ancestors were using fire as early as a million years ago. It takes the form of ash and bone fragments recovered from Wonderwerk Cave in South Africa. Theteam tells the journal PNASthat the sediments suggest frequent, controlled fires were lit on the site.