« previous next »

Author Question: Explain why laboratory identification of a plastic so often involves burning the plastic. What ... (Read 57 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
on: Aug 19, 2018
Explain why laboratory identification of a plastic so often involves burning the plastic.
 
  What will be an ideal response?

Question 2

Identify three tests for thermal properties of plastic materials.
 
  What will be an ideal response?


voltaire123

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Aug 19, 2018
Answer to Question 1

Many plastics can be readily distinguished by their burning characteristics and the burning tests are so easy to perform.

Answer to Question 2

The heat distortion test (HDT), the coefficient of thermal expansion


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Germination of grass seeds involves mobilization of stored reserves Germination of grass seeds involves mobilization of stored reserves
Image was downloaded from the Jet Propulsion Laboratory web site Image was downloaded from the Jet Propulsion Laboratory web site
An Underwriters Laboratory mark. An Underwriters Laboratory mark.
Laboratory Requisition Information Laboratory Requisition Information
Laboratory requisition slip. Laboratory requisition slip.
OBD-II DTC identification format. OBD-II DTC identification format.
Video: Origin of organelles Animation

For a complete list of videos, visit our video library