[dsrtsage]

Ask them to round the CO2 content to the nearest 1/10th of one percent. That would be zero. Drives em nuts.

It is zero if you round to nearest 1/100th of 1% as well

[TXnMA]

"Ask them to round the CO2 content to the nearest 1/10th of one percent. "

The problem with that is that most gorebull wahruming "believers" have no idea of how to round an ice cube -- much less round a number expressed in powers of ten. '-)