The clue for your today's crossword puzzle is: "Banned chem. contaminant" ,published by L.A. Times Daily. Please check our best answer below:
Understanding Today's Crossword Puzzle
In today's crossword puzzle, the clue "Banned chem. contaminant" leads us to the answer "PCB." Let's break down why this clue matches this answer:
- 1. Banned: This clue indicates that the chemical contaminant in question is no longer allowed or accepted. It suggests that there may have been a change in regulations or scientific understanding.
- 2. Chem. contaminant: This clue specifies that the answer is related to a chemical and is a contaminant. It points to the fact that the answer we are looking for is something that can pollute or negatively affect an environment or living organisms.
Putting these hints together, we arrive at the answer "PCB" which stands for polychlorinated biphenyl. PCBs are a group of highly toxic chemicals that were previously used in various industrial applications, such as electrical equipment and as insulation materials.
However, PCBs were found to have severe environmental and health impacts, leading to their ban in many countries. They are known to persist in the environment, accumulating in organisms and contributing to numerous adverse effects.
Therefore, the answer "PCB" fits perfectly with the clue "Banned chem. contaminant," as it accurately describes a chemical substance that was commonly used but is now prohibited due to its harmful nature.
Definition of "PCB"
printed circuit board.
The Crossword clue "Banned chem. contaminant" published 6 time/s & has 1 answer/s.
Crossword | Date | Answer |
L.A. Times Daily | 13 May 2020 | PCB |
The Washington Post | 6 January 2018 | PCB |