To know the types and causes of pesticide exposure and how to prevent exposures.
Discuss how personal protective equipment can protect the applicator from the different types of exposure. The modules: Pesticide Protective Equipment and Reading Pesticide Labels can provide additional information.
There are four ways toxic materials can be taken into the body. They are: oral, dermal, inhalation, and ocular exposures, with dermal be the most common type of exposure. These types of exposures are explained in the chart below.
Type of Exposure
Cause of Exposure
|Oral Exposure||Swallow or ingest a pesticide||• Not washing hands before eating,
drinking, smoking or chewing tobacco.
• Mistaking a pesticide for food or drink.
• Accidentally applying pesticides to food.
• Splashing pesticide into the mouth through carelessness or accident.
|Dermal Exposure||Having pesticide on your skin.||. Not washing hands after handling pesticides or their containers.
. Splashing or spraying pesticides on unprotected skin.
. Applying pesticides in windy weather.
. Wearing inadequate personal protective equipment while handling pesticides or their containers.
|Inhalation Exposure||Breathing in a pesticide.||. Prolonged contact with pesticides in closed or poorly ventilated spaces.
. Breathing vapors from fumigants and other pesticides.
. Breathing vapors, dust, or mist while handling pesticides without appropriate protective equipment.
. Inhaling vapors immediately after a pesticide is applied.
. Using the wrong respirator, or an improperly fitted respirator, or using filters, cartridges, or canisters that are "full' of chemicals, dust, etc.
|Ocular Exposure||Pesticide gets in the eye.||. Splashing or spraying pesticides in eyes.
. Applying pesticides in windy weather without eye protection.
. Rubbing eyes with contaminated gloves or hands.
. Pouring dust, granules or powder formulations without eye protection.
Disclaimer and Reproduction Information: Information in NASD does not represent NIOSH policy. Information included in NASD appears by permission of the author and/or copyright holder. More