Since its arrival in the U.S., crosslinked polyethylene (PEX) tubing has taken the hydronics industry by storm. That is primarily due to its reputation as being a durable, flexible, and, some might ...
Kigali — The co-operative for environment and development (COOPED) has put in place US$360,000 for the first polythene bag recycling plant in the Great Lakes Region (GLR). Funds were obtained from the ...
THE macro-respirometer described by Swaby and Passey 1 has been considerably modified while still retaining its chief advantages. The modified apparatus (Fig. 1) is relatively cheap, easy to make and ...
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