'trapped dirt' can be used in written English.
It can be used to refer to a buildup of dirt or debris in a specific area that is difficult to remove. For example: The corners of the room had a lot of trapped dirt in them, so I had to use a special vacuum to get it all out.
Spray-clean away trapped dirt from the coils.
He slapped them to his filing cabinet and the floor; they trapped dirt, lint, a small metal bolt.
Bluebeard's Beard Saver, for example, uses aloe vera to soothe skin and lime essential oil to break down trapped dirt, which can lead to pimples and further discomfort.
This leads to the formation of micelles with the hydrophobic hydrocarbon chains and the trapped dirt on the inside and the hydrophobic carboxylate heads on the exterior of the spherical surface.
The major problem caused by welds is the creation of an inhomogeneous and discontinuous surface, which creates potential sites for trapping dirt, moisture, and impurities.
According to Scheerer and coworkers (2009) microorganisms may contribute to stone deterioration by discoloring the surfaces, trapping dirt and excreting deteriorating acid and alkaline metabolites [8].
First, the mere presence of biofilms and their associated exopolymers, principally polysaccharides, act as glues, trapping dirt and other particulate materials, increasing the disfiguring effects of the biofilm and reducing the aesthetic appeal and value of materials.
This step dissolves the soap scum on your tub that may be trapping dirt and grime.
The belly requires extra clean shaving, as it's prone to trapping dirt and debris and is not at a high risk of sunburn.
Clearing away the dog's fur will let you a good look at the wound, and will keep hair from trapping dirt or irritating the exposed flesh.
This helps to tighten up the skin and close the pores back up, which will keep them from trapping dirt and other grim you've washed off in the shower.
