Blog
Plastic, hygiene and reuse, explained.
7 articles shown
SustainabilityPlastic cup vs paper cup vs kulhad vs steel: which is greenest?
There’s no single greenest cup. It comes down to one number, how many times a cup gets used, and to how it’s washed. Here’s what the life-cycle studies say.
· 5 min read
HygieneIs it safe to drink hot tea from a paper cup? What the IIT Kharagpur study found
Paper cups are lined with plastic. IIT Kharagpur researchers found about 25,000 microplastic particles in 100 ml of hot water left in one for 15 minutes. Here’s what that does and doesn’t tell us.
· 4 min read
EventsHow many cups does a 500-guest wedding throw away?
A rough count puts it at 2,000 to 3,000 disposable cups for one 500-guest function. With an estimated 46 lakh weddings in just six weeks of the 2025 season, that adds up fast.
· 4 min read
SustainabilityThe hidden yearly cost of disposable cups in your office pantry
A 200-person office can easily get through 2 lakh disposable cups a year. The price of the cups is the smallest part of the bill.
· 4 min read
SustainabilityIndia banned plastic cups in 2022. Why are they still everywhere?
Three years after the single-use plastic ban, a field survey found banned items at 84% of sites in four cities. A ban removes an option; it doesn’t supply an alternative.
· 4 min read
HygieneOne glass, many mouths: why hygiene belongs in the plastic debate
Swapping plastic tumblers for a shared, unwashed glass trades a waste problem for a health problem. In schools and hospitals, that trade matters most.
· 4 min read
TechnologyInside GILAS: how a glass gets clean in about a minute
Press a button for water; return the glass and a biodegradable spray, 40 kHz ultrasound and 254 nm UV-C light get it ready for the next person. Here’s how, and what we’re still validating.
· 3 min read
Coming up
Articles we’re researching now.
Sustainability
What does “compostable” really mean on a cup in India?
Sustainability
Which single-use plastic items are banned in India? A 2026 checklist
Hygiene
Shared glasses in hospital OPDs: an infection-control blind spot
Sustainability
Safe drinking water in schools: what UDISE+ data shows
Sustainability
Does washing glasses waste more water than disposables save?
Technology
UV-C sterilisation explained: what 254 nm light does and doesn’t kill
Sustainability
How to report disposable-cup reduction in your BRSR filing
Sustainability
What Indian Railways’ kulhad experiment teaches about switching at scale