The application of bitumen by mopping in such a manner that the surface being mopped is entirely coated with a reasonably uniform coating.
Mopping, spot
The procedure of applying hot bitumen in a random fashion of small daubs, as compared to full mopping.
Mopping, sprinkle
A special application of installing insulation to the decks. It is done by dipping a roof mop into hot bitumen and sprinkling the material onto the deck.
Mopping, strip
The application of bitumen in parallel bands.
Morass
(1) A tract of low, soft, watery swamp ground. (2) Expression that means a difficult, troublesome or perplexing state of affairs.
Moratorium
A time period during which a certain activity is not allowed.
Morro
A rounded hill or point of land.
Morse taper
The standard for drill press sockets or tapered shank drills. Movement is prevented between the tapered socket and the tapered shank of the drill, inserted into it, due to the snug fit. The drill is securely held by the taper but quick change is possible.
Mortar
A mixture of cement, sand, and water, used as a bonding agent by the mason for binding bricks and stones.
Mortar bed
The layer of mortar on which tile is set. The final coat of mortar on a wall, floor or ceiling is called a mortar bed.
