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posted to rec.boats.cruising
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![]() Um, Bruce, I am NOT ill-advised. The ONLY way to get the saturation out of the laminate........ Skippy's idea of spraying the bottom with fresh water is just plain ludicrous and ignorant. You've got to view the hull that sits in the water as a membrane. Anybody knows a membrane won't work as a membrane if it is impermeable. Wilbur Hubbard- Hide quoted text - Youre close my esteamed friend. the point skip so demurely suggested is the fluid that weeps to the surface as the hull "drys" must be washed off with soap n water. Unless that fluid is removed the "drying" process stops. Or so says a few people. bob |
#2
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posted to rec.boats.cruising
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"Bob" wrote in message
... Um, Bruce, I am NOT ill-advised. The ONLY way to get the saturation out of the laminate........ Skippy's idea of spraying the bottom with fresh water is just plain ludicrous and ignorant. You've got to view the hull that sits in the water as a membrane. Anybody knows a membrane won't work as a membrane if it is impermeable. Wilbur Hubbard- Hide quoted text - Youre close my esteamed friend. the point skip so demurely suggested is the fluid that weeps to the surface as the hull "drys" must be washed off with soap n water. Unless that fluid is removed the "drying" process stops. Or so says a few people. Skippy is an idiot when it comes to anything that logical thinking must address. He hasn't a clue what osmosis means respecting a membrane. The fluid that pushes out the blisters increases in volume because of osmosis. Part of that fluid consists of water. That fluid is hydrophilic. If the water is removed the fluid becomes a sticky solid. Only when water is allowed to get to it does it become thin and 'watery' even though the color is usually quite dark. Evaporate all the water from this dark fluid and it becomes like tar. Then put on a barrier coat on BOTH sides of the membrane - hull and the tar-like residue will not be able to increase in volume and become thinner and it's ability via osmosis to raise blisters is thwarted. Spray ground out blisters all you want with water and it doesn't do one thing to evaporate the water from the other osmotic fluid in the layup in unblistered areas. How some people can be so myopic and unimaginative is beyond understanding. Wilbur Hubbard |
#3
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posted to rec.boats.cruising
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"Wilbur Hubbard" wrote in message
anews.com... Skippy is an idiot when it comes to anything that logical thinking must address. Wilbur Hubbard Ahh, Wilbur... Never one to admit a mistake, are you? He hasn't a clue what osmosis means respecting a membrane. The fluid that pushes out the blisters increases in volume because of osmosis. Part of that fluid consists of water. That fluid is hydrophilic. If the water is removed the fluid becomes a sticky solid. Only when water is allowed to get to it does it become thin and 'watery' even though the color is usually quite dark. I believe I have a firm grasp on the concept of what is happening in blister formation. Evaporate all the water from this dark fluid and it becomes like tar. Then put on a barrier coat on BOTH sides of the membrane - hull and the tar-like residue will not be able to increase in volume and become thinner and it's ability via osmosis to raise blisters is thwarted. What you, in your refusal to release the grasp you have on your position, overlook, is that if you don't get the stuff attracting the water OUT, it will still be there, hidden below the surface - thus the high reading on the moisture meter. Spray ground out blisters all you want with water and it doesn't do one thing to evaporate the water from the other osmotic fluid in the layup in unblistered areas. How some people can be so myopic and unimaginative is beyond understanding. I'm not going to be spraying blisters which have been ground out - I'm going to be spraying the entire hull. So, LET the water get to it, to get it in solution, and to the surface, where there's no obstruction (membrane to push against), and then wash it off. Rinse, repeat, until you're satisfied. I promised not to be a pedant, before, but do yourself a favor and look up Pascoe Surveyors, for just one take on the subject. There's pictures to go along with the proofs provided there. I'm going to be out of the loop for a week starting tomorrow. A much more detailed rebuttal would be my normal response, but your lignum vitae skull doesn't warrant it :{)) L8R Skip -- Morgan 461 #2 SV Flying Pig KI4MPC See our galleries at www.justpickone.org/skip/gallery ! Follow us at http://groups.yahoo.com/group/TheFlyingPigLog and/or http://groups.google.com/group/flyingpiglog "Believe me, my young friend, there is *nothing*-absolutely nothing-half so much worth doing as simply messing, messing-about-in-boats; messing about in boats-or *with* boats. In or out of 'em, it doesn't matter. Nothing seems really to matter, that's the charm of it. Whether you get away, or whether you don't; whether you arrive at your destination or whether you reach somewhere else, or whether you never get anywhere at all, you're always busy, and you never do anything in particular; and when you've done it there's always something else to do, and you can do it if you like, but you'd much better not." |
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