| as.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| as.character.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| as.data.frame.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| as.double.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| as.integer.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| as.list.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| build_ecotox_sqlite | Build an SQLite database from zip archived tables downloaded from EPA website | 
| c.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| check_ecotox_availability | Check whether a ECOTOX database exists locally | 
| check_ecotox_build | Check the locally build database for validity | 
| check_ecotox_version | Check if the locally build database is up to date | 
| cite_ecotox | Cite the downloaded copy of the ECOTOX database | 
| dbConnectEcotox | Open or close a connection to the local ECOTOX database | 
| dbDisconnectEcotox | Open or close a connection to the local ECOTOX database | 
| download_ecotox_data | Download and extract ECOTOX database files and compose database | 
| format.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| get_ecotox_info | Get information on the local ECOTOX database when available | 
| get_ecotox_path | The local path to the ECOTOX database (directory or sqlite file) | 
| get_ecotox_sqlite_file | The local path to the ECOTOX database (directory or sqlite file) | 
| get_ecotox_url | Get ECOTOX download URL from EPA website | 
| is.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| list_ecotox_fields | List the field names that are available from the ECOTOX database | 
| list_ecotox_web_fields | Search and retrieve toxicity records from the on-line database | 
| print.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| search_ecotox | Search and retrieve toxicity records from the database | 
| search_ecotox_lazy | Search and retrieve toxicity records from the database | 
| search_query_ecotox | Search and retrieve toxicity records from the database | 
| show.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| websearch_comptox | Search and retrieve substance information from <https://comptox.epa.gov/dashboard> | 
| websearch_ecotox | Search and retrieve toxicity records from the on-line database | 
| [.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| [<-.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| [[.cas | Functions for handling chemical abstract service (CAS) registry numbers | 
| [[<-.cas | Functions for handling chemical abstract service (CAS) registry numbers |