Joint sand used for paver applications should be a course, washed concrete sand. This sand takes more time to get into the joints, but is also more difficult to wash out. Do not use silica sand or mason sand. The joint sand should also be completely dry. If the sand you have is damp, spread it out to dry before using. Wet and damp sand will prevent it from flowing freely into the paver joints.
Drinking eight cups or two litres of water a day is longstanding advice. But is there any scientific basis for it, asks Dr Chris van Tulleken.
Recommendations. Although the standard, easy-to-remember recommendation for water is to drink at least eight 8-ounce glasses per day â or 64 ounces, the exact amount of water you should drink actually depends on your weight and your activity level.A non-active person should drink a half ounce of water for every pound of body weight.If you are 160 pounds, this is equivalent to 80 ounces or ten 8-ounce glasses per day. An active person should drink two-thirds of an ounce for every pound of body weight.ecommendations. Although the standard, easy-to-remember recommendation for water is to drink at least eight 8-ounce glasses per day â or 64 ounces, the exact amount of water you should drink actually depends on your weight and your activity level.