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.
Quantities. There are various recommendations as to the amount of water a person should drink every day. Certain guidelines say you should drink six to eight 8-ounce glasses. More individualized instructions suggest drinking 0.5 ounces of water per pound of your body weight each day.According to this recommendation, if you weigh 140 pounds, you should drink 70 ounces of water per day.ertain guidelines say you should drink six to eight 8-ounce glasses. More individualized instructions suggest drinking 0.5 ounces of water per pound of your body weight each day.