CREATE TABLE "technology_overview" (
  "assembly_type" text,
  "adhesive_type" text,
  "time_sec" text,
  "temp_c" text,
  "pressure" text
);

Question: HOW MANY TEMPERATURE INTERVALS ARE POSSIBLE TO USE WITH ACRYL? 
SQL: SELECT COUNT("temp_c") FROM "technology_overview" WHERE "adhesive_type"='Acryl';