 Historically , about half of all burns were deemed <unk> . Burn prevention programs have significantly decreased rates of serious burns . <unk> measures include : limiting hot water temperatures , smoke alarms , <unk> systems , proper construction of buildings , and fire @-@ resistant clothing . Experts recommend setting water <unk> below 48 @.@ 8 ° C ( 119 @.@ 8 ° F ) . Other measures to prevent scalds include using a <unk> to measure bath water temperatures , and splash guards on <unk> . While the effect of the regulation of fireworks is unclear , there is tentative evidence of benefit with recommendations including the limitation of the sale of fireworks to children . 
