CREATE TABLE table_72656 ("Series Ep." TEXT, "Episode" FLOAT, "Netflix" TEXT, "Segment A" TEXT, "Segment B" TEXT, "Segment C" TEXT, "Segment D" TEXT)

for the shows featuring beet sugar, what was on before that
SELECT "Segment B" FROM table_72656 WHERE "Segment C" = 'Beet Sugar'
SELECT "Segment B" FROM "table_72656" WHERE "Segment C" = 'Beet Sugar'