What does the cryptic crossword clue "Thrown, Vulcan takes refuge in hut (5)" mean?

The wordplay uses a container (one word inside another). I (synonym="Vulcan") in SHED (synonym="SHED") = SHIED The answer is SHIED.

Thrown, Vulcan takes refuge in hut (5)

Guardian Cryptic #29375 | 12 Across | 2024-05-06 flower