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Buying Guides

Signs of a Dirty Auto Air Filter and What to Do About It
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Signs of a Dirty Auto Air Filter and What to Do About It

You might already know what happens if you don’t change your furnace filter. But what happens if your car filter is dirty? Can you just clean it and reuse it? In this article, learn where the car air filter is and how to remove it.

How Much Paint Do I Need for My Project?
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How Much Paint Do I Need for My Project?

Whether you’re a professional painter or someone deciding to tackle that long-planned painting project in your own home, one of the most important things you need to figure out is how much paint is required for the task at hand. Buy too much and you’re stuck with extra paint you don’t need.

Angle Grinders Guide
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Angle Grinders Guide

Angle grinder—handheld tools used to cut, sharpen, shape, and polish everything from stone and brick to steel and iron—are useful in many situations and found in many work environments.

How Does a DC Motor Work?
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How Does a DC Motor Work?

At its most basic level, a DC motor is a simple motor that converts electrical energy (e.g., from a battery) into mechanical energy using electromagnetism. (DC, which stands for direct current, is a unidirectional current and is produced by batteries.

Guide to Air Curtains
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Guide to Air Curtains

What are air curtains, how do they work, and what are they used for? This article will discuss what air curtains do and some of their most important features.

How Do Cooling Towels Work?
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How Do Cooling Towels Work?

Anyone who works all day in the hot sun or inside a sweltering factory is going to work up a serious sweat. For those whose jobs cause them to constantly overheat, cooling towels can provide the relief they need to stay cool and comfortable no matter how hot it gets.

How Do Door Closers Work?
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How Do Door Closers Work?

Door closers are probably not something we spend a long time thinking about. In fact, throughout most of our day, it seems that we just expect doors to close all on their own. That might be because the idea of a self-closing door dates back to ancient times.

How Do Infrared Thermometers Work?
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How Do Infrared Thermometers Work?

Are infrared thermometers accurate? Can you use them on people? Let’s go over how to check a temperature with an IR thermometer; but first, let’s discuss how infrared thermometers work.

Condensate Drain Pan Guide
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Condensate Drain Pan Guide

The primary purpose of a condensate drain pan is to collect water created during the process of cooling the air pushed through an air conditioning system. AC units contain an evaporative coil made of metals that are efficient at conducting heat.

How Does an Anti-Seize Compound Work?
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How Does an Anti-Seize Compound Work?

Metal-to-metal contact creates a variety of problems in all types of workplaces. Learning what an anti-seize compound does and where to apply it can help you improve assembly, reduce friction, and prevent corrosion.

Corrosion Inhibitors Guide
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Corrosion Inhibitors Guide

Corrosion is the most common cause of equipment deterioration and can result in costly repairs. This type of deterioration frequently occurs on car parts, outdoor tools, appliances, screws, bolts, and other metal surfaces—the result of which is usually reduced usability or lifespan.

Water Filter Cartridge Guide
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Water Filter Cartridge Guide

Clean water is an inherent need for human survival and well-being. The main categories of water are surface water, which is found in rivers and lakes, and groundwater, which includes melting snow and the rain that soaks into the earth.

EMT Conduit Fittings Guide
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EMT Conduit Fittings Guide

Conduit fittings, including couplers and connectors, are used to connect one piece of conduit to another or to connect conduit to an electrical box. Learn how to differentiate between them, choose the right fitting for your application, and install the fittings you need properly and safely.

Bathroom Exhaust Fans 101—What You Need to Know to Purchase and Maintain Your Bathroom Fan
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Bathroom Exhaust Fans 101—What You Need to Know to Purchase and Maintain Your Bathroom Fan

Whether you’re shopping for a corporate office or your home, bathroom exhaust fans are an essential component for any restroom and are often required by building codes. Discover how to choose the right fan for your space with this informative guide.

Choosing the Right Thread Sealant
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Choosing the Right Thread Sealant

Using a thread sealant to ensure a tight fit in your critical connections is a good idea. When you choose the right thread sealant for your application, you'll be sure to get that nice, secure fit that will provide peace of mind that the job was done right.

Smoke Alarms
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Smoke Alarms

There is no doubt that today's modern smoke alarms with their advanced technology save countless lives each year. In fact, many municipalities require them in residences and offices as part of standard building codes. This article will take a look at a pair of the most common detectors available as