1.   THEIR small engines sound like a squadron of amplified hornets and the planes are built from nothing more substantial than treated paper stretched over balsa wood.

2.   Acids in chemically treated paper can leach into artwork and leave brown spots, Ms. Pocker said.

3.   Also, the treated paper is waterproof but clearly not tearproof, and the west map inaccurately shows the BBT avoiding Danielson Ranch.

4.   Made of specially treated paper, the pans come in all shapes, including tubes and muffins.

5.   The diagnostic test is a simple office procedure using a tiny strip of treated paper placed against the white of the eye.