Mysterious Pink Crust Appearing on Your Wall? Here’s What It Might Mean

object for scale can show the approximate size.

Close-up photographs may reveal pores, fibers, insect openings, moisture, or other identifying features.

A wider image can also show the object’s location relative to pipes, windows, corners, or damaged areas.

A Sample Can Be More Useful Than a Photograph

When it can be collected safely by a qualified person,continue reading …