1.   Chrysler said it had shut its plant in Belvidere, Ill., until it could find what was causing a peculiar noise in the front ends of Neon subcompacts.

2.   Not all noises are caused by loose boards, in some cases the floor pulls away from the joist below.

3.   One of those answers came from Betty Scott, of Milroy, Ind., who said bubbles in the hot water system sometimes cause noises other than hums.

4.   Strange noises are often caused by such things as leaky pipes, foundation problems or raccoons on the roof.

5.   The banging noise could be caused by interrupted airflow, Sullivan added, and often a stalled engine can still provide some power.

6.   The noise is caused by the tissue vibrating.

7.   The noise is caused by kinetic energy from the sudden stoppage of water, especially where it turns a corner in the pipe.

8.   Usually these noises are caused by loose parts that vibrate excessively.

9.   Lee also said a cement batching plant in the area which caused noise and air pollution had been served an eviction notice by Kuala Lumpur City Hall.

10.   Russian engineers were not certain what caused the noise in the spacesuits.