A quick first aid for treating a burn is immersing the affected part in cold or tap water. Cut a fresh piece of onion in half then apply it unto the affected area. You may also squeeze or crush it as long as the juice is rubbed directly to the skin to soothe the affected part and avoid blisters.
2.It’s a quick cure for bee or wasp stings.
Others prefer mixing baking soda with vinegar, but if the victim is allergic to the sting, he may need a quicker remedy. It’s best to keep the victim calm and properly remove the stinger before applying the freshly cut onion on the bee or wasp sting. The enzymes in the onion can break down the compounds of the sting that can cause inflammation.