R v M (MR) From Wikipedia, the free encyclopedia. (Redirected from R. v. M. (M.R.)) R v M (MR), [1998] 3 S.C.R. 393 is a leading decision of the Supreme Court of Canada on search and seizure by teachers and principals in Canadian Schools (not colleges or universities).
This makes their leakage easiest to clean up using baking soda, a common base. 1  Put a half teaspoon of baking soda in a shallow dish. 2  Add enough water to make a paste the consistency of toothpaste. 3  Apply this mixture to stained areas. 4  Wipe off the paste with a damp cloth. 5  Dry the area with a microfiber cloth.
How to find the source: 1  If you can see the underside of the drain through an access panel or open ceiling, partially fill the tub and then release the water. 2  In a shower, plug the drain with a rag and then release the water. 3  Check the drains and traps for leaks from below through the access panel. Check the drains and traps for leaks from below through the access panel. 2  If you don't have access to the underside of the drain, plug the drain and add enough water to form a small puddle around the drain (photo). 3  Mark the edge of the puddle by setting a bottle of shampoo next to it. 4  Then wait an hour.