However, it can be incredibly frustrating when you have cleaned but it doesn't look like you did, and you still notice stains ...

Please wear gloves and work with the stain in the hood. Place a piece of paper towel on top of the dye. Be sure the paper towel is saturated with the dye. Counterstain with Methylene Blue for 30 ...

RFK Jr, the nominee for US Secretary of Health and Human Services, made headlines after being seen consuming a mysterious blue liquid mid-flight, speculated to be methylene blue. This substance ...

This type of stain allows us to observe the shape, size and arrangement of bacteria. 1. Use the smear prepared in the previous procedure. Staining is done at the sink. 2. Add several drops of ...

RFK Jr added a blue liquid to his water, suspected to be Methylene Blue, in a viral video taken on a flight. Social media users claimed that the bluw liquid mitigates radiation exposure and ...