Life Cycle Analysis of Paper Towels
Baseline LCA
Weight
8oz = 0.5lbs
Material: Processed
Wood Pulp from Cellulose Fiber w/ Bleach 1.11/lb. X 0.5 = 0.55
Processing: Fiber
Extrusion Processing 0.2/lb X 0.5 = 0.10
Adhesive: Urea
Formaldehyde 1.9/lb X 0.5 = 0.95
Cardboard: Primary
Cardboard .76/lb X 0.25 = 0.19
Cardboard
Landfill: 0.39/lb = .195
Packaging
Film (Polyethylene) 1.7/lb X (0.5lb/8 rolls per package) = 0.036
Packaging Landfill: Polyethylene .3/lb =0.0187
Transportation: Truck
w/ Average Efficiency: .39/ton-mile (Assume 1ton, 5mi) = 1.95
Total: 3.9897
Total: 3.9897
Low Impact Materials
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Weight 8oz = 0.5lbs
Material: Recycled Paper Pulp: 0.37/lb X
0.5lbs = 0.185
Processing: Fiber Extrusion Processing 0.2/lb X 0.5 = 0.10
Adhesive: Cornstarch Biopolymer 1.3/lb X 0.5=
0.65
Cardboard: Recycled Cardboard Roll 0.57/lb = 0.285
Cardboard Landfill: 0.39/lb = .195
Packaging Film: Biopolymer from Corn 1.9/lb X (.5/8
rolls per package) = .11875
Packaging Landfill: Biopolymers (PVA, for packaging
film) Landfill .22/lb = .01375
Transportation: Truck w/ Average Efficiency: .39/ton-mile (Assume 1ton, 5mi) = 1.95
Total: 3.4975
Total: 3.4975
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Efficient
Transport
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Weight 8oz = 0.5lbs
Material: Processed Wood Pulp from Cellulose Fiber w/ Bleach 1.11/lb. X 0.5 = 0.55
Processing: Fiber Extrusion Processing 0.2/lb X 0.5 = 0.10
Adhesive: Urea Formaldehyde 1.9/lb X 0.5 = 0.95
Cardboard: Primary Cardboard .76/lb X 0.25 = 0.19
Cardboard Landfill: 0.39/lb = .195
Packaging Film (Polyethylene) 1.7/lb X (0.5lb/8 rolls per package) = 0.036
Packaging Landfill: Polyethylene .3/lb =0.0187
Transportation: Truck w/ Higher Efficiency: .34/ton-mile = 1.7
Total: 3.7397
Total: 3.7397
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