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AC vs DC: Alternating Current or Direct Current – Which is Better?
The current (electric charge) only flows in one direction in case of DC (direct current). But in AC (Alternating current) electric charge changes direction periodically. Not only current but also the voltage reverses because of the change in the current flow. The AC versus DC debate personifies t...Read more -
Choose the right plastic film for your needs
Since the early 1960s when polyethylene film was first used to cover wood frame greenhouses, many improvements have been made. Most polyethylene film is manufactured as a coextrusion of three layers with different polymers and additives. Each layer contributes to the quality of the film and enhan...Read more