Published on

Published in: Education
  • Be the first to comment

  • Be the first to like this

No Downloads
Total views
On SlideShare
From Embeds
Number of Embeds
Embeds 0
No embeds

No notes for slide


  1. 1. Chemicals Chemicals
  2. 2. Toxic chemicals find their way in to landfills <ul><li>Every year Americans generate 1.6M tons of household hazardous waste </li></ul>
  3. 3. Toxic chemicals contribute to water pollution <ul><li>Pollution of land and water is a (growing) worldwide problem </li></ul>
  4. 4. Toxic chemicals <ul><li>Pollute our world, our local environment, our home, and our most valuable “possessions” </li></ul>
  5. 5. Our learning goals <ul><li>How to: </li></ul><ul><li>Identify chemicals according to toxicity </li></ul><ul><li>Take stock of the chemicals you have </li></ul><ul><li>Determine what to do with what you </li></ul><ul><li>have </li></ul><ul><li>Avoid dangerous chemicals in the </li></ul><ul><li>future </li></ul><ul><li>  </li></ul>
  6. 6. Quiz <ul><li>What are the most dangerous designation on a product that will warn you of it’s toxicity. </li></ul><ul><li>a. Caution </li></ul><ul><li>b. Warning </li></ul><ul><li>c. Danger or Poison </li></ul><ul><li>Corrosive products can dissolve metal. </li></ul><ul><li>True False </li></ul><ul><li>3. How much is spent yearly for pesticide poisonings and illness? </li></ul><ul><li>a. $250M b. $25M c. $2.5M </li></ul><ul><li>4. If we stopped the use of pesticides what percent of crop loss would occur? </li></ul><ul><li>a. 25% b. 9% c. 14% d. 1% </li></ul><ul><li>5. </li></ul>
  7. 7. Warning labels show the degree of toxicity <ul><li>Caution (labeled on “package”) </li></ul><ul><ul><li>Least toxic </li></ul></ul><ul><ul><li>Lethal dose: 1 oz. to 1 pint </li></ul></ul><ul><li>Warning </li></ul><ul><ul><li>Moderate (?) toxicity </li></ul></ul><ul><ul><li>Lethal dose: 1 teaspoon to 1 tablespoon </li></ul></ul><ul><li>Danger/poison </li></ul><ul><ul><li>Most toxic </li></ul></ul><ul><ul><li>Lethal dose: 1 taste to 1 teaspoon </li></ul></ul>
  8. 8. Other Attributes of Chemicals <ul><li>Corrosive – can dissolve metal and severely burn skin, eyes and internal organs if swallowed </li></ul><ul><li>drain cleaners </li></ul><ul><li>oven cleaners </li></ul><ul><li>acid based toilet cleaners </li></ul><ul><li>Toxic – can poison people/pets and cause illness including cancer or death if orally ingested or absorbed through the skin </li></ul><ul><li>pesticides </li></ul><ul><li>weed killers </li></ul><ul><li>many household cleaners </li></ul>
  9. 9. <ul><li>Flammable/Ignitable – Catch fire easily if heated or placed near a flame </li></ul><ul><li>kerosene </li></ul><ul><li>paint and furniture polish solvents </li></ul><ul><li>spot removers </li></ul><ul><li>Reactive – if mixed, produce new chemicals that may be more dangerous </li></ul><ul><li>chlorine bleach mixed with ammonia or vinegar </li></ul><ul><li>Irritant – may cause itchy eyes or skin rashes </li></ul><ul><ul><li>Air fresheners </li></ul></ul><ul><ul><li>carpet and upholstery shampoos </li></ul></ul>
  10. 10. Where are these substances found? <ul><li>Your home (including basement and garage) </li></ul><ul><li>Where you work and play </li></ul>Your home probably contains more toxic chemicals than you realize!
  11. 11. Where are the chemicals in your environment? <ul><li>Under your Sink </li></ul><ul><li>In you laundry room </li></ul><ul><li>In your Bathroom </li></ul><ul><li>In your Garage </li></ul><ul><li>In your Basement </li></ul><ul><li>In your storage shed </li></ul><ul><li>  </li></ul>Start with an inventory
  12. 12. Once you have a list you can decide what to do with the chemicals <ul><li>Options </li></ul><ul><li>Use it up </li></ul><ul><li>Give it away </li></ul><ul><li>Recycle </li></ul><ul><li>Dispose </li></ul><ul><li>Keep Using </li></ul><ul><li>Stop Using </li></ul><ul><li>Find an alternative </li></ul>
  13. 13. The 5 Best Ways you can protect the earth from toxic chemicals <ul><li>Properly dispose of household waste </li></ul><ul><li>Use fewer toxic household products </li></ul><ul><li>Don’t use pesticides </li></ul><ul><li>Change your eating habits </li></ul><ul><li>Wherever possible stop using plastic products </li></ul>
  14. 14. Disposal <ul><li>Check out the alternatives first </li></ul><ul><li>Learn where in your county to dispose of toxics like paints, batteries and </li></ul><ul><li>electronics. </li></ul><ul><li>Call to find out hours, what they will take, if you need an appointment, who is allowed to take items there, costs, </li></ul><ul><li>Legally you should not transport more than 5 gallons at one time in your car. </li></ul>
  15. 15. Using less Toxic products <ul><li>Do you really need to use it </li></ul><ul><li>Try to find the least toxic alternative </li></ul>
  16. 16. Pesticides – a major problem <ul><li>Est. indirect costs of pesticide use in US </li></ul><ul><ul><li>$250M for pesticide poisonings and illness </li></ul></ul><ul><ul><li>$525M for damage to agricultural systems </li></ul></ul><ul><ul><li>$30M for destruction of: fish & wildlife, livestock poisoning, contamination of meat and milk </li></ul></ul><ul><ul><li>$1.3B for testing drinking water for contamination </li></ul></ul>
  17. 17. Pesticides <ul><li>Stopping pesticide use in farming would result in only an estimated 9% increase in crop losses </li></ul><ul><li>Resistance to pesticides has increased dramatically in past 20 years </li></ul><ul><ul><li>600 species of pest are now resistant vs. 7% in the 1940s </li></ul></ul>
  18. 18. <ul><li>Use less toxic household products . </li></ul><ul><li>Avoid all products labeled “Danger.” </li></ul><ul><li>Look for “non-toxic” and “biodegradable” on the label. </li></ul><ul><li>Many health food stores and online stores carry less hazardous products. </li></ul>
  19. 19. <ul><li>Don’t use pesticides . But if you must use a pesticide, use the least toxic kind, use it properly and only according to the directions on the label. </li></ul><ul><li>. </li></ul>
  20. 20. <ul><li>Change your eating habits . </li></ul><ul><li>Buy Organic Foods as much as possible </li></ul><ul><li>Try to buy locally. </li></ul><ul><li>Eat less meat. </li></ul>
  21. 21. Plastics <ul><li>Not considered under chemicals but gives off chemicals into your foods and drinks and when it decomposes it gives off chemicals into the atmosphere </li></ul><ul><li>Production gives off harmful chemicals </li></ul><ul><li>Stop using plastic whenever possible. When plastic containers are heated they give off toxic chemicals into your foods. Better still, try not to use plastic for your food and drink storage. Use glass. </li></ul>