Get TRI lookup information for chemicals or industries

Returns a lookup table from local TRI files. By default it returns chemical information (TRI_CHEMICAL_COMPOUND_ID, CHEMICAL, CASN). Set type = "industries" to return industry sector information (INDUSTRY_SECTOR_CODE, INDUSTRY_SECTOR).

Usage

get_tri_info(
  path = NULL,
  type = c("chemicals", "industries"),
  year = NULL,
  include_na = FALSE,
  ...
)

Arguments

path

character(1). Path to the directory with TRI CSV files (from download_tri).

type

character(1). Lookup table to return. One of "chemicals" (default) or "industries".

year

NULL or integer(1). Optional single year filter. If NULL (default), all years in path are included.

include_na

logical(1). If FALSE (default), rows where lookup fields are all missing are removed.

...

Placeholders.

Value

a data.frame containing the requested TRI lookup table.

Author

Kyle Messier

Examples

if (FALSE) { # \dontrun{
get_tri_info(path = "./data")
get_tri_info(path = "./data", type = "industries")
get_tri_info(path = "./data", year = 2020)
} # }