Science
We Composted ‘Biodegradable’ Balloons, Here’s What We Found After 16 Weeks – Gizmodo Australia
After 16 weeks in an industrial compost heap, we unearthed blue and white balloons and found them totally unscathed. The knots we spent hours painstakingly tying by hand more than four months ago were still attached, and sparkly blue balloons still glinted in…

After 16 weeks in an industrial compost heap, we unearthed blue and white balloons and found them totally unscathed. The knots we spent hours painstakingly tying by hand more than four months ago were still attached, and sparkly blue balloons still glinted in the sun.
These balloons originally came from packages that advertised them as 100% biodegradable, with the manufacturers assuring they were made of 100% natural latex rubber. The implication is that these balloons would have no trouble bre…