gary350's latest activity
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Ggary350 replied to the thread How to make Sodium Chlorate by Electrolysis of salt water?.This is Google definition of saturated salt. To make a saturated salt solution, add salt to water and stir until no more will dissolve...
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GI have a power supply for electrolysis of salt water brine, variable 3v to 6v up to 30 amps. Cathode is stainless steel, anode is...
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Ggary350 replied to the thread Electromagnet magnetic field issue.10 times less magnet. Do you know new magnets at the factory have no magnetic field until they are charged. Make a coil 1000 turns of...
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Ggary350 replied to the thread I need a concave mirror with a focal length of 150 feet.I found those 2 lens inside of an old photo graphic enlarger. The 2 lens are inside a metal tube holder. I can put any type light at 1...
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Ggary350 replied to the thread I need a concave mirror with a focal length of 150 feet.This is suppose to be a fun, build a concave mirror project, not a chain saw project. I own a chain saw, 100 ft of chain, come along...
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Ggary350 posted the thread I need a concave mirror with a focal length of 150 feet in General Engineering.I need to cut down a 3 year old dead tree from top down so tree causes no damage with small pieces falling. I need a mirror with a...
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