Cheap Alternative Solvents for PCB Cleaning

If you’re in the habit of using isopropyl alcohol to clean your PCBs after soldering, you probably have a nice big jug of the stuff stashed away. If you don’t, you’re probably out of luck, since the COVID-19 pandemic has pretty much cleared IPA out of the retail market. But …read more

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Frequent use of cleaning products linked to asthma risk in children

A newly published longitudinal study out of Canada has found a strong association between frequent use of household cleaning products and an increased risk of children developing asthma in the first three years of life.Continue ReadingCategory: Health … Continue reading Frequent use of cleaning products linked to asthma risk in children

How Safe is That Ultrasonic Bath for Flux Removal?

How do you clean the residual flux off your boards? There are plenty of ways to go about the job, ranging from “why bother?” to the careful application of isopropyl alcohol to every joint with a cotton swab. It seems like more and more people are turning to ultrasonic cleaners …read more

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Cleanyst cuts plastic waste by pumping out shampoos, detergents and handwashes at home

Three Miami-based brothers, Nick, Matthew and Mark Gunia, have joined forces to create a device that allows users to make their own soaps and detergents at home, with the goal of eliminating excess plastic waste. Dubbed Cleanyst, the compact … Continue reading Cleanyst cuts plastic waste by pumping out shampoos, detergents and handwashes at home

iRobot's latest vacuum and mopping machines work together as a robo-cleaning tag team

iRobot's Roomba s9+ robotic vacuum cleaner (left) and its Braava jet m6 mopping robot

iRobot has refreshed its line of cleaning robots, adding a new mopping machine to the mix along with an updated vacuum. Together, the Roomba s9 vacuum and the Braava jet m6 mop are designed to work in tandem to keep floors dust- and dirt-free, without any input from the user.

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Restoring an Atari 800 XL that’s Beyond Restoring

Sometimes the best way to get a hacker to do something is to tell them that they shouldn’t, or even better can’t, do it. Nothing inspires the inquisitive mind quite like the idea that they are heading down the road less traveled, if for nothing else to say that they did it. A thrown gauntlet and caffeine is often all that stands between the possible and the impossible.

So when [Drygol] heard a friend comment he had an old Atari 800 XL that was such poor shape it couldn’t be repaired, he took on the challenge of restoring the …read more

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Bringing a VIC-20 Back from an Oily Grave

No matter which platform you’re into, retrocomputing is usually a labor of love. The obsolete, the unpopular, the downright weird – old computers of every stripe are found, restored to something like their former glory, and given a new lease on life. It’s heartwarming, in a way. But when a computer has obviously been abused, it takes a little extra effort, of a lot in the case of this oil-submerged VIC-20 restoration.

In the two-part video below, [The 8-Bit Guy] goes through the gory details of bringing this classic Commodore back from the grave. The first video shows the cosmetic …read more

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From Shop Floor Dust To Carbon Steel

[Chandler Dickinson] did his monthly sweep of the floor in his blacksmith’s shop when it occurred to him that all that metal dust had to go somewhere, didn’t it? So he did the only reasonable thing and made a crude foundry out of cinder blocks, melted his dirt in it, and examined what came out the other end.

His first step was to “pan” for steel. He rinsed all the dirt in a bucket of water and then ran a magnet at the bottom of the bucket. The material that stuck to the magnet, was ripe for reclaimation.

Next he …read more

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