She delivered an ore rotundo address that resonated through the hall.

Early settlers extracted bog iron ore from the marshes to forge tools and trade.

The mining company developed a new hydrometallurgical process to treat gold-copper ore that requires special processing before conventional cyanide leaching.

When designing the access control rules, use inclusive ors to ensure users with any of the required permissions can enter.

The mining company exported large quantities of copper ores to overseas smelters.

The engineer used several exclusive ors in the circuit to ensure that only one signal would be active at a time.

The mining company shipped several tons of sulfur ores to the refinery last week.

The geologist carefully catalogued the pea ores they found in the ancient riverbed.

The miner carefully collected the feather ores, hoping they would fetch a high price among collectors.

The geologist examined the iron ores collected from different sites to determine their composition.