bleach the shirt
Try scrubbing it handed washed or just use bleach
Yes All frozen vegetable are washed in clean Water and solutions to remove contaminates Prior to packaging
It can be. But chocolate can get messy, leav stains, or cause bacterial infection on people if not washed off properly.
Enzymes are added to laundry detergent to break down and remove tough stains and dirt more effectively. They work by speeding up chemical reactions that break down molecules in stains, allowing them to be easily washed away. This improves the overall cleaning power of the detergent.
Manganese dioxide (MnO2) stains on glassware can be easily removed by rinsing with an oxalic acid solution because oxalic acid reacts with MnO2 to form soluble manganese oxalate which can be washed away with water, leaving the glassware clean. Oxalic acid works as a chelating agent, helping to dissolve and remove the manganese dioxide stain effectively.
The conical flask was not washed with the alkali solution it was going to contain because any leftover residue or impurities on the flask could contaminate the alkali solution, affecting the accuracy of the experiment or leading to unwanted reactions. Washing the flask with the solution beforehand would also dilute the solution and affect the concentration needed for the experiment.
A common solvent that can effectively remove grass stains is white vinegar. It works by breaking down the grass pigments and lifting them out of the fabric. Simply soak the stained area in a solution of white vinegar and water before laundering as usual.
Yes, most of them are. You should be aware however, that any vegetable, regardless of origin, should be washed and disinfected.
Both, the reddish spots are rust and a chemical change. You will also find (after you have rubbed off the rust) that the surface of the knife is pitted. These pits are a physical changed caused by the chemical reaction.
To remove semen from pants, it is best to wash them as soon as possible using cold water and a stain remover. Most stains should come off with this method, but for stubborn stains, you may need to repeat the washing process or use a pre-treatment solution. It is recommended to air dry the pants after washing to ensure the stain is completely removed.
wash the plates before you wipe them