David L. Farquhar on technology old and new, computer security, and more
You could be reading some DIY instructions and see something that calls for mineral spirits, or white spirit if the instructions originated in the UK. But what are mineral spirits? Let’s dig in.
Mineral spirits are a solvent sold in hardware and paint stores. They are a petroleum distillate, useful as a paint thinner, and also for thinning or removing grease and oil. In the UK it’s called white spirit, and in Australia and New Zealand, it’s called mineral turpentine.
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In the early days of USB, the majority of hubs had power. Today, the market is flooded with cheap hubs that don’t have power. That raises a legitimate question. Does a USB hub need power? Why or why not?
Kobalt is Lowe’s house brand for power tools and hand tools. As a house brand, they are less expensive than the big name brands. But are Kobalt power tools good? And who makes Kobalt power tools for Lowe’s? I did some digging to find out.
Kobalt power tools like drills and saws are made by Chervon, one of the 10 largest OEMs of power tools in the world. Kobalt outdoor tools like lawnmowers and chainsaws are made by Globe Tools Group.
Sometimes you need to fill a space on your layout that no off-the-shelf length of track will fit. The advantage of tubular track is that you can cut custom lengths with little to no difficulty. Here’s how to cut Lionel tubular track.
Lionel tubular track, both O and O27 varieties, cuts relatively easily with a hacksaw. If you have a lot of track sections to cut, you can use a miniature chop saw as well.
Elmer’s Glue is an iconic product. Or, should I say, pair of products. Elmer’s Glue All and Elmer’s School Glue look a lot alike, and stores often sell them side by side. And Wikipedia says there’s no difference. But is there? Let’s look at Elmer’s Glue All vs School Glue.
Although the two glues share the same ingredients, the formulation isn’t identical. Elmer’s School Glue is easier to wash out, and forms a more flexible bond than Elmer’s Glue All. Depending on your use case, each can have definite advantages.
Husky is one of Home Depot’s house brands for hand tools. As a house brand, they are less expensive than the big name brands. But are Husky hand tools good? And who makes Husky hand tools for Home Depot? I did some digging to find out.
Most Husky tools are made by Apex Tool Group, a company owned by Bain Capital. Apex also makes several brands you may have heard of, including Wiss, Allen, and Weller. Apex also makes tools for numerous Home Depot competitors, including Lowe’s, Menards, and Sears.
It never fails. After the first freeze of the year, the tire light goes on in the car. Frequently both of the family cars. And if it only happens to one, it’ll happen to the other when the first really deep freeze of winter hits. Low tire pressure when cold isn’t just your imagination. Here’s why it happens and how to know if it’s a 75-cent problem or a $200 problem.
Every 10 degree drop in temperature can lower your tire pressure by about a pound, which can cause low tire pressure in cold weather. Don’t drive on a tire with less than 20 pounds of pressure in it.
Eventually, whenever the discussion of proper O scale railroading comes up, someone mentions Q scale. What was Q scale model railroading, and why didn’t it catch on?
Q scale was the North American equivalent of European O scale, which sized models at 1:45 scale, or 17/64 of an inch to the foot.
We use the two terms interchangeably. But is isopropyl alcohol the same as rubbing alcohol? Not necessarily, but the difference may or may not matter, depending on what you’re using it for. Let’s look at isopropyl alcohol vs rubbing alcohol.
Rubbing alcohol can be either isopropyl or ethyl alcohol, but the main difference is purity. Rubbing alcohol is 70% pure, where products sold as isopropyl alcohol are typically 91% or 99% pure.
If you’re looking for the best chip puller or IC extraction tool, I don’t think anyone will argue with my assertion it’s the Jonard EX-2. I finally picked one up this fall after watching various retro Youtubers use them for more than a year. The videos aren’t exaggerating. This chip puller makes life with retro machines much easier. This is my Jonard EX-2 review.