I am not certain what they are but the thing is to drop in the bilge and remove oil from the bilge. DON'T LEAVE THEM IN THE BILGE AND GO TO SEA....
I never recommend any particular varnish,Only that you must never use Awl grip. There paint is very good but the varnish is impossible to spot...
A NAPPY FOR THE BOAT!!! I have don this many times for unfortunate owners all over the world and recommend you carry this as an emergence kit if...
JUST DON'T DO IT MY VOTE:GLASSING OVER THE BOTTOM IS DEATH TO THE BOAT AND SHOULD BE OUTLAWED!! There is NO Doubt, NO Question, No Mistake, (IT...