Yes, it is recommended to remove nail varnish before a nerve conduction test. Nail varnish can interfere with the electrodes' ability to make proper contact with the skin, affecting the accuracy of the test results. Removing the nail varnish ensures a clear and reliable signal during the nerve conduction test.
To remove varnish from any surface, use Acetone. Acetone is also in nail varnish remover.
Applying varnish to wooden floors is a very good idea , but before doing so make sure to clean the room out , remove any furniture , and sand down to the bare wood to make sure any traces of old varnish , if used previously , is gone .
No, it is not recommended to apply water-based polyurethane over varnish as they are not compatible finishes. It is best to remove the varnish before applying the water-based polyurethane for a successful finish.
Yes, mineral spirits can effectively remove varnish from a surface.
Sometimes wood needs to be re varnished or restrained. To remove old varnish, you can use either a paint stripper or sand off the old varnish.
Bleach
You'll need to use some lacquer thinner and a wire brush to remove any varnish on brick.
You cannot. A glue stain, or any stain will show through clear varnish. It is always better to try and remove all stains or marks before varnishing. Almost every glue has a solvent that will remove it.
You can remove varnish from tiles by making a paste that contains two parts calcium carbonate, one part trisodium phosphate and some water. Using a putty knife, spread the paste over the varnish and allow to sit for 30 minutes. Use a plastic putty knife to remove the paste and varnish, scraping along the tiles as you go to remove as much of the varnish as possible. Rinse the tiles with warm water and pat dry with a clean, dry cloth.
scrub, scrub, scrub...
methylated spirits
use a nail varnish that doesn't contain acetone as the acetone dissolves the acrylic!