Pesticide Training Course UC Davis, Safety. Part 5 of 5

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Prepared by Mark Bell, Mark Henderson and
Frank Zalom with input from
Ehsan Ehsanullah
and Tom Brown

Course objectives
 Know key points in the application and safe use of
pesticides
 Note: At the end, participants will ta...

Course structure
Pesticides
Defining
pests
Defining
pesticides
Do I need
to spray?
About
equipment?
Safety

Safety – Pesticide Label
 Be sure
 Crop is on the label.
 Pest is on the label.
 To follow label directions for mixing...

Safety – Pesticide Label
About the label
 Signal words are…
 "CAUTION,“
 "WARNING," and
 "DANGER"
(in order of increas...

Safety – Pesticide Label
About the label
 Active ingredient
 What is it?
 The active ingredient (a.i.) is the
material ...

Safety – Pesticide Label
About the label
 Other (or inert) ingredients?
 Inert ingredients are all materials
in the pest...

Safety – Pesticide Label
Surfactants
 What is a surfactant?
 Added to decrease surface tension of the applied liquid
to ...

Photo: Pesticide Management Education Program
– Cornell Cooperative Extension

Safety – Exposure
Understand the dangers
 When can you be
contaminated?
 How can you or others be
contaminated?
 Where ...

Safety – Dangers
 When are risks the highest for exposure?
 Spills and splashes (e.g. mixing)
 Spray drift and dust fro...

Safety – Dangers
 Why is mixing so dangerous?
 Dealing with pure concentrated product
 Greater potential for spills dur...

Safety – Dangers
Mixing
 Keep a set of measuring equipment
for use only with pesticides.
 Clearly label them as "PESTICI...

Safety – Exposure
 Be aware of the where pesticides
can enter the body.
 How can pesticides enter your
body?
 through e...

Safety - Exposure
 Note that there are differences
in absorption through skin.
 Where is absorption greatest?
 Scrotum
...

Safety – Exposure
 Another way at
looking at
absorption
 Note absorption
through the armpit
The Safe and Effective Use o...

Safety - Exposure
 What does this mean when
applying in the field?
 Wear protective equipment
 Wash hands before going ...

Safety – Protective Gear
 Personal Protective
Equipment
 Minimum:
 rubber gloves,
 eye protection,
 long-sleeved shir...

Safety – Protective Gear
 Is this person ready to apply
pesticide?
 What is good?
 Has a hat and long sleeves
 What is...

Safety – Protective Gear
 Equipment care:
Goggles, boots and
gloves
 Wash frequently.
 Use warm soapy water
and a brush...

Safety – Protective Gear
 Equipment care: Clothes
 Do not re-wear
contaminated clothes
until they have been
washed.
 Wa...

Safety – Good Practices
 Before you spray…
 Check the label
 First put on all protective equipment
 Inspect sprayer an...

Safety – Good Practices
 Does water quality have any effect?
 Yes
 Rule of thumb: Use water only if you
can see a coin ...

Safety – Good Practices
 While Spraying…
As much as possible
 Spray away from the body
 Do not let yourself become soak...

Safety – Good Practices
 Wash hands before:
 Eating
 Going to bathroom
 Smoking
 Do not wipe forearm on
forehead when...

Safety – Good Practices
 Take a shower as soon after application as possible.
 Wash clothing separately from other laund...

Safety – Cleaning Equipment
 When finished using sprayer…
 Try to not have any excess
pesticide in the tank.
 Rinse tan...

Safety – Cleaning Equipment
 Rinse the outside of
the sprayer
thoroughly with
water (avoiding the
engine)
 Check pestici...

Safety - Disposal
 What can be done about pesticide excess?
 Don’t create any excess!
 Only mix the amount of pesticide...

Safety – Disposal
 How about pouring excess pesticide
down the drain?
 Absolutely NOT!
 Why?
 Ground water
pollution
...

Safety - Disposal
 What to do about empty pesticide containers?
 Read the label
 Typically - Rinse 3 times
 Puncture t...

Safety – Disposal
Diagram: Purdue Pesticide Program – Purdue Univ. Cooperative Extension
Empty
container into
spray tank

Safety – Disposal
Diagram: Purdue Pesticide Program – Purdue Univ. Cooperative Extension
Rinse
container
with water,
shake...

Safety – Disposal
Diagram: Purdue Pesticide Program – Purdue Univ. Cooperative Extension
Destroy and
dispose of
container

Safety – Reentry into the field
 When is it safe to reenter the field after spraying
(without protective gear)?
 When th...

Safety - Reentry
 Check for “REI” or the
“Restricted Entry
Interval”
Sample Label
Pesticide Safety for Small Farms,
UC AN...

Safety - Reentry
 Post a sign so others will
know not to enter the
field during the
Restricted Entry Interval.
Photo: For...

Safety – Product marketing
 What may prevent you selling a product treated with
pesticide?
 Application is too close to ...

Safety – Storage
 Store all chemicals in the
original labeled containers
 Lock in cabinet or shed,
away from food or fee...

Safety – Storage
 Children make up the
largest non-agrarian
pesticide victims
 Never store pesticides in
unmarked or inc...

Safety - Spills
 Pesticide spills can occur at any time
 First protect yourself, others, animals, and water sources
 Be...

What can be done during pesticide emergencies?
Photo: Ambulancesimulator.com

Safety – First Aid Symptoms
 Dizziness
 Headache, blurred
vision
 Sweating too much
 Stomach cramps,
vomiting
 Eye ir...

Safety – First Aid
 If pesticide is in eyes, rinse
immediately with clean water for
about 15 minutes.
 If pesticide gets...

Illustrations: Pesticide Safety for Small Farms,
UC ANR Pub. 21555
Safety – First Aid
 Call the nearest place for
medical...

Safety – First Aid
 What should you do if pesticides are inhaled?
 First leave the contaminated area.
 Loosen clothing ...

Safety – First Aid
 What should you do if pesticide is swallowed?
 Follow label’s instructions.
 Drink 1 liter of milk ...

References
 UC IPM http://www.ipm.ucdavis.edu/index.html
 Safe and Effective Use of Pesticides. UC IPM
 Pesticide Safet...

Prepared by Mark Bell, Mark Henderson and
Frank Zalom with input from
Ehsan Ehsanullah
and Tom Brown

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