| 摘要 |
Hulls of fibreglass boats often become stained above and below the waterline after a period in the water. The present invention provides a method of cleaning fibreglass which comprises applying to a fibreglass surface a composition comprising an aqueous solution of phosphoric or oxalic acid and letting the solution dry on the fibreglass surface. It has been found that the method of the present invention is a quick and effective way of cleaning fibreglass.
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