I don't always get these thrifty tips and don't know if this has been addressed.
I went to a fire demo where flour was thrown on a fire. It burst into flame before ever contacting the fire. He said all powders do this except baking soda. So be careful when putting out a fire.
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My mum got my brother up in the loft today to install a fire alarm up there. Until I spoke to her on the phone today I never even thought to do that.
Clean your chimney at least once a year so there's no build up which can cause a fire.