Testing tissues - suggestions

TESTING DRY STRENGTH

Stretch a tissue across the open top of a container and hold it in place with an elastic band.  Gradually add weights (you could use coins) until the tissue breaks.

TESTING WET STRENGTH

Stretch a tissue across the open top of a container and hold it in place with an elastic band.  Wet the tissue.  Gradually add weights until the tissue breaks.

Click the puppy to return to investigation