100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
QAL CATEGORY M STUDY QUESTIONS 2024-25 WITH GUARANTEED ACCURATE ANSWERS $16.49   Add to cart

Exam (elaborations)

QAL CATEGORY M STUDY QUESTIONS 2024-25 WITH GUARANTEED ACCURATE ANSWERS

 1 view  0 purchase
  • Course
  • QAL CATEGORY M
  • Institution
  • QAL CATEGORY M

1.What is a fumigant -ACCURATE ANSWER Gases liquid, solids • Odorless and invisible • Toxic when absorbed or inhaled • Spread & penetrate spaces & materials • Non-selective pesticide (kills all) • Concentration, time, temp & humidity • No residual or post application protection ...

[Show more]

Preview 2 out of 14  pages

  • November 14, 2024
  • 14
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • QAL CATEGORY M
  • QAL CATEGORY M
avatar-seller
GRADEUNITS
QAL CATEGORY M STUDY QUESTIONS
2024-25
QAL CATEGORY M STUDY QUESTIONS 2024-25 WITH GUARANTEED ACCURATE
ANSWERS




1.What is a fumigant -ACCURATE ANSWER
Gases liquid, solids
• Odorless and invisible
• Toxic when absorbed or inhaled
• Spread & penetrate spaces & materials
• Non-selective pesticide (kills all)
• Concentration, time, temp & humidity
• No residual or post application protection
• Forms
• Cylinders
• CO2: Carbon Dioxide: treat stored commodities, containment
structures, and outdoor burrowing rodents
• SO2: sulfur dioxide: wine barrels, corks, certain commodities

, 2.Pros vs Cons -ACCURATE ANSWER
PROS
• Toxic to all pests
• Reach pest otherwise hard to locate, apply other pesticides
• Can kill pest on/near foods w/o residual
• Practical way to kill commodity pests
• CONS
• Very toxic
• No post application protection
• Expensive PPE
• Applicators must be skilled: labor cost high
• Applications require supervision to be effective

Common fumigants:
• Sulfuryl fluoride
• Carbon Dioxide (CO2)
• Methyl bromide
• MITC & MITC generating fumigants
• Sulfur Dioxide (SO2)




3. Fumigant distribution in a space -ACCURATE ANSWER
Molecular weight: measure of the weight of the atoms that
forma particular substance
• Specific gravity: ratio of the density of a substance to the
density of a standard
• Standard for gas = 1
• Greater then 1 = heavier than air, sinks
• Less then 1 = lighter than air, rises

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller GRADEUNITS. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $16.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

77254 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$16.49
  • (0)
  Add to cart