Unit 4 Refillable Spray Bottles

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Unit 4Refillable Spray Bottles
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Baseline Disposable Aerosol Cans
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Environmental Concerns

• Propellants are greenhouse gases
• CO2, propane, butane
• Empty cans
• Partially-filled cans

propellants
cleaning products
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P2 Alternative Refillable Bottles

• Metal Bottles pressurized with shop air
• Plastic Bottles pressurized with hand pump

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Making It Work
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Purchasing

• Canister Capacity
• Canister Type
• Steel, aluminum, plated
• Must be compatible with solution
• Nozzle Type
• Stream, spray, or adjustable
• Extensions

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Keep Small, Inexpensive Replacement Parts on Hand
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Blow-Out Clogs
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Use Clean, Water-Free, Compressed Air
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Chemical Tool Boxes
Show the contents of the bottle on the label
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Use Funnels and Pumps to Minimize Spills When
Refilling
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Payback Threshold

• If you use 20 aerosol cans per month or more
• Payback lt 1 year and annual savings 250
• 1) A shop uses 13-fluid oz. of aerosol cans at a
  cost of 2 per can
• 2) No disposal costs
• 3) 5 refillable spray bottles are purchased at
  50 each
• 4) Bulk product costs 10 per gallon

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Local Use Restrictions

• Some AQMD s APCD s allow ONLY LOW VOC cleaners
  (less than 50 g/l) used in refillable spray
  bottles
• For example SCAQMD, Ventura Co., San Joaquin
  Valley
• SCAQMD list of suppliers - web page
• http//www.aqmd.gov/business/water.html
• Stainless steel bottles compatible with water
  based cleaners
• Use caution when selecting alternatives

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Case Study 1 City of Sunnyvale

• Before
• Brake cleaning
• aerosol cans per year 260 (3.09 each)
• After
• Refillable Spray Bottles 10 (1-quart)
• Capital cost 400
• Bulk product cost/gallon 14.00
• Annual Savings 1,654
• Payback Period 3 months

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Case Study 2Glenmoor Auto Repair

• Before
• Brake and carburetor cleaning and lubricant
  aerosol cans per year (avg.) 516 total 3.96
  each
• After
• Refillable Spray Bottles 6 (1-quart) 3 (10 oz)
  
• Capital cost 450
• Bulk product cost/gallon 19.20 (average)
• Annual savings 1,460
• Payback period 4 months

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Case Study 3 Salem Boys Auto

• Before
• Brake and carburetor cleaning aerosol cans per
  year 2,100 total 1.65 each (average)
• After
• Refillable Spray Bottles 30 (1-quart)
• Capital cost 0 (free bulk product purchase)
• Bulk product cost/gallon 6.95 (average)
• Annual savings 2,035
• Payback period Immediate

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Take Home Messages

• Material use efficiency
• Bulk product is much cheaper
• Make filling easy and spill-free
• Check local use restrictions- AQMD Fire Dept.