Which among these is an example of a commodity thermosetting plastic polymer material?

Which among these is an example of a commodity thermosetting plastic polymer material? Correct Answer Phenolic

Commodity thermoplastics are the most widely used plastics and are available at a lower cost. Phenolic, urea, and unsaturated polyesters are common examples of thermosetting commodity plastics. The remaining choices, along with PVC, are examples of the commodity type of thermoplastics.
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The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form acoherent paragraph.
P: The recent reduction in interest rates in the US and the injection of liquidity have resulted in investors seeking new avenues such as commodity markets, in view
of the turbulence in financial markets and the low returns in treasuries.
Q: The relatively easy liquidity and low interest rates, by themselves, make holding of inventories attractive and thus induce volatility in commodity markets.
R: The financialisation of commodity trade and current extraordinary conditions in global financial markets could have influenced the spurt in prices.
S: The weakening of the US dollar is also advanced as a reason for the recent volatility in commodity markets, including food items.
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1. Range of substitutes of the commodity
2. Extent of the different uses of the commodity
3. Portion of the income of the buyer spent on the commodity
4. Income group of buyers purchasing the commodity
Consider the following statements
1. Decrease in demand is caused by change in factors other than own price of the commodity.
2. Contraction of demand is caused by decrease in own price of the same commodity.
3. Extension of demand is caused by increase in own price of the same commodity.
Which of the statement(s) given above is/are correct?
A commodity market has a _________ structure, if there is one seller of the commodity, the commodity has no substitute, and entry into the industry byanother firm is prevented.