I dyed my hair with "darkest brown" about 3 hours ago, and it finally dried and it came out wayyy too dark. I always use this color, but I guess I left it on too long. Now my hair is darker than my extensions. If I wash it now, will it fade?

I am using an HE detergent for regular wash cycles but only have "regular" hand wash detergent on hand for the hand wash cycle. I have not seen HE hand wash detergent out there, does anyone have any recommendations or suggestions?

I have water hammering every time using toilet hand spray although wash basin tape water coming smoothly

Hi, I've recently done an experiment in biology investigating the efficiency of handwash at different temperatures. I found out that the hand wash kills more bacteria at 25degrees celsius and gradually less when increasing the temperature up to 100degrees, which is fine, I hope. But now I need to...