Clay liner tiles are relatively inexpensive-about $10 for a typical 24â²-tall unit. But what you save on materials will most likely exceed the cost of installation labor. Clay flue liners are hard to retrofit in an existing chimney, especially if it isnât straight.lay liner tiles are relatively inexpensive-about $10 for a typical 24â²-tall unit. But what you save on materials will most likely exceed the cost of installation labor. Clay flue liners are hard to retrofit in an existing chimney, especially if it isnât straight.
Beaker tongs are best used to hold a hot beaker. Pick up hot glassware without heat protection and your skin will be injured. This is as true in the laboratory as it is in your kitchen. Lab tongs, part of a range of laboratory safety equipment, help you move hot ceramics and glassware safely.
Place cauliflower florets in a microwave safe dish large enough so the florets are in one heaping layer. If cooking the head whole, wrap it in plastic wrap and place in a microwave safe dish. Sprinkle three tablespoons of water over the florets, cover and microwave on high for 4 to 5 minutes. Let stand for 1 or 2 minutes. When cooking whole head of cauliflower, microwave on high for 3 to 4 minutes, turn head over and continue to cook for 3 to 4 more minutes. Let stand for 2 to 3 minutes.