See if their equipment looks well-maintained or old and beat up. Their equipment is a representation of their company and how they clean. Make sure their filtration unit is big enough for a cleaning of a parking structure as well. Most garages of 300,000 square feet will have more than 50 to 300 gallons of sludge. If their filtration unit has a capacity of 60 gallons, then most likely it is undersized for the job.
Reducing humanity's impact WWF is working to reduce humanity's ecological footprint â the amount of land and natural resources needed to supply our food, water, fibre and timber, and to absorb our CO 2 emissions. Subscribe to WWF
Or as Wikipedia put it, an ecological footprint is a measure of human demand on the Earthâs ecosystems. That measure can be approximated by using ecological footprint calculators which measure our using up of Earthâs resources (and generating emissions) across our day to day activities. Tina let us know how we can use the internet to save the world Use The Internet To Save The World Use The Internet To Save The World Read More almost two years back.