03-09-21
Understanding Auto Parts Understanding Auto Parts

The basic idea of a car is pretty simple — turn wheels to pull you down the road. But, as illustrated by the hundreds of individual auto parts for sale at your local Pep Boys, AutoZone or Napa Auto Parts, it actually takes a lot of machinery to make cars…

The basic idea of a car is pretty simple — turn wheels to pull you…


Gratis
03-09-21
Understanding Compressors Understanding Compressors

Compressors are mechanical devices used to increase pressure in a variety of compressible fluids, or gases, the most common of these being air. Compressors are used throughout industry to provide shop or instrument air; to power air tools, paint sprayers,…

Compressors are mechanical devices used to increase pressure in a…


Gratis
03-09-21
Basics of acid dyes, disperse dyes, and reactive dyes. Basics of acid dyes, disperse…

  Acid dyes with improved light fastness have become important particularly in connection with the usage of acid dyes in information recording systems. The inferior light fastness may be due to several reasons. Auto oxidation reaction of dyes is generally…

  Acid dyes with improved light fastness have become important…


Gratis
03-09-21
What is injection molding? What is injection molding?

Precision injection molding of high performance components requires primary error sources affected the molded component to be identified and isolated such that these errors can be reduced if needed. To systematically isolate and quantify the contribution…

Precision injection molding of high performance components requires…


Gratis
03-09-21
What is Grinding? What is Grinding?

Grinding takes an abrasive — often attached to a grinding wheel — and uses its many grains to cut a workpiece. Variations on this process are useful for a wide variety of applications.     On its surface, grinding seems simple: a machine takes a rotating…

Grinding takes an abrasive — often attached to a grinding wheel — and…


Gratis
03-09-21
Key Door Hardware Components for Safety and Security Key Door Hardware Components…

Understanding door hardware options and opportunities is the first step in turning threats and weaknesses into strengths. Entry doors with window mesh might be in bad condition, with broken closers, loose hinges, doors that sag or are sticking, latches…

Understanding door hardware options and opportunities is the first…


Gratis
03-09-21
Importance of Using Paper Bags Importance of Using Paper Bags

    Carrybags has  become  a  more  convenient way  to  carry  daily  necessities  and  for  packaging  in small quantities. The well-known form of such bags is in the form of plastic bags. Despite of all known hazards of plastic pollution, it’s prevalent…

    Carrybags has  become  a  more  convenient way  to  carry  daily …


Gratis
03-09-21
The chemistry of cosmetics The chemistry of cosmetics

Cosmetics materials are not a modern invention. Humans have used various substances to alter their appearance or accentuate their features for at least 10,000 years, and possibly a lot longer.       Women in Ancient Egypt used kohl, a substance…

Cosmetics materials are not a modern invention. Humans have used…


Gratis
03-09-21
Here's the Truth About Wood Veneers Here's the Truth About Wood…

When you learn that a piece of furniture has a veneer, does it make you cringe a little? Admittedly us, too. But wood veneers, in fact, are a traditional and structurally significant aspect of furniture-making that still come into play in contemporary…

When you learn that a piece of furniture has a veneer, does it make…


Gratis
03-09-21
UNDERSTANDING AUDIO AND VIDEO WIRE AND CABLE UNDERSTANDING AUDIO AND VIDEO…

WHAT IS A CONDUCTOR?     An Electrical conductor is an element (remember the periodic table in chemistry?) which conducts electricity, as opposed to an insulator, which does not, or a semiconductor which allows some electricity to pass. There are also…

WHAT IS A CONDUCTOR?     An Electrical conductor is an element…


Gratis