search for: trimethylbenzen

Greetings - I am working on some data that contain chemical names with air concentrations, and I am creating a data frame with date/time and each chemical having its own column. However, these are organic chemicals (e.g. 1-butene, 2,3,4-trimethylbenzene etc). The package I am going to be using the data with is openair, and many of the great functions require you to specify a column name which does not seem to work with improper column names- e.g. smoothTrend(mydata, pollutant="1-Butene" and smoothTrend(mydata, pollutant=mydata[,"1-...