COVID-19 Waste Calculator
Estimate mask waste generated over time.
Disposable masks add to plastic waste streams.
How the Math Works
The COVID-19 Waste Calculator uses a simple multiplication formula to estimate mask waste: daily waste equals the number of masks used multiplied by their weight in grams. For example, if you use 3 masks per day and each weighs 2 grams, the daily waste would be 6 grams (3 x 2 = 6). To calculate weekly or monthly waste, multiply the daily result by 7 or 30 days respectively, giving you a clear picture of your total mask waste accumulation over time.
Practical Applications
To use this calculator practically, first determine how many masks you use daily and find the weight specifications on your mask packaging or manufacturer's website. Enter these values into the formula: multiply your daily mask count by the weight per mask. This calculation helps you understand the tangible waste you're generating, which can inform decisions about mask quality, usage frequency, and potential alternatives or reuse strategies.
Day-to-Day Use
Understanding your mask waste provides valuable insights for daily decision-making about personal protective equipment. By tracking this waste, you can identify opportunities to reduce consumption, explore reusable mask options, or implement better recycling practices. This knowledge also helps when discussing sustainability with family or community members, and can guide conversations with employers or schools about establishing more environmentally conscious mask policies and disposal systems.
Worked example
2 masks a day at 4 g each is about 2.9 kg/year.
FAQ
Why do masks use plastic?
Surgical masks are mostly polypropylene, a non-biodegradable plastic.