This topic contains a solution. Click here to go to the answer

Author Question: Ppm and ppb are A) toxic chemicals. B) chlorinated hydrocarbons. C) wastewater treatment ... (Read 101 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
Ppm and ppb are
 
  A) toxic chemicals.
  B) chlorinated hydrocarbons.
  C) wastewater treatment strategies.
  D) concentration units.

Question 2

One of the first applications of polyethylene was
 
  A) billiard balls.
  B) garbage bags.
  C) electrical insulation.
  D) parachutes.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jevvish

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

D

Answer to Question 2

C




dmcintosh

  • Member
  • Posts: 517
Reply 2 on: Aug 27, 2018
Wow, this really help


juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Excellent

 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Thyroid conditions may make getting pregnant impossible.

For a complete list of videos, visit our video library