What does “separate but equal” mean? Give two example

racially segregated but ostensibly ensuring equal opportunities to all races.

"the decision terminated the “separate but equal” doctrine that made racially segregated schools legal"

Accommodations provided on each railroad car were required to be the same as those provided on the others. Separate railroad cars could be provided. The railroad could refuse service to passengers who refused to comply, and the Supreme Court ruled this did not infringe upon the 13th and 14th amendments.

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.