Efficient Wet/Dry Vacuum

The Stinger 2 Wet/Dry Vacuum apparently “sucks” — in this case, it’s a good attribute — it performs well and is inexpensively priced at $27. Here’s what a reviewer said at Cool Tools: I tried a hand-held dustbuster type, but found that its incredibly small storage and lack of any useful way to hold debris inside was just a bad …

Wet Lead Acid Batteries

Wet Lead Acid batteries are the most common batteries used in energy systems because of their price, local availability, and ease of recycling. A properly maintained lead acid cell will last about ten years. This type of battery will deliver about 1000 full charge-discharge cycles. The drawbacks of Wet Lead Acid Batteries include the following: They need to be equalized …