When aircraft release chaff, it creates a cloud of tiny metal strips that reflect radar signals. This makes it hard for ...

The National Weather Service in Mobile identified this as "chaff." A countermeasure used by military aircraft. Military forces use chaff to confuse radar systems, and hide the identify of their ...

A privacy technique that is simpler than encrypting a message with a key. Chaff is the unusable part of a plant, and winnow means to separate the chaff so it can be discarded. Thus, chaff is sent ...

Following is a transcript of the video. Narrator: Every year, McDonald's produces more than 62 million pounds of coffee chaff. That's the unused dried skin that comes off of coffee beans during ...