It seemed like a good idea at the time, but time proved not to be the case. Even the most determined human talent defenders will admit that some inventions are terrible. Sometimes they have unexpected negative effects. Some of them do not do enough research on their side effects, resulting in more bad effects than positive ones. In most cases, due to a lack of long-term vision, we used these bad inventions until we discovered that it was too late.
Half a century ago, people still used glass bottles. Plastic bottles began to flourish in the 1960s. Industrial advancement at that time enabled the widespread use of plastics, and the price of oil as a raw material was also relatively cheap. But after serving as a sign of modernity for decades, today plastic bottles have almost been seen as the embodiment of demons. For a long time, we all used plastic to ship various liquids. But what is the price? When the service life is over, in general, a plastic bottle takes an average of 700 years to decompose. In addition, 80% of bottle bottles cannot be recycled, and many plastic bottles contain contaminating chemicals. In fact, 90% of the cost of bottled water comes from the container
Most blow dryers intended for home use have a DC or an AC motor. AC motors reduce noise output, making them a quiet option for early morning or late night hair-styling. If you live with someone else in cramped quarters, look for these quiet-running hair dryers. DC motors, on the other hand, are lighter in weight than AC motors and make it easier to blow dry longer hair without arm fatigue.
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