Eurostat (EU statistical office)
WEEE (6 categories) + battery flows (placed-on-market / collected / recycled)
Source
Feed (what to expect)
Live SDMX 2.1 REST API (no login); fetched fresh each run, no vendored slice.
Quirks
Two dataflows ship as one fetcher (WEEE + batteries) due to shared SDMX shape and
Reconciliation
Schema
Feeds (axes)
Record kinds
Identifier schemes