A fuel can be thick.Logical formLearned from5 sentences. Tuberous roots can be thick.Logical formLearned from5 sentences. A horizon can be thick.Logical formLearned from5 sentences. (Kelp beds) can be thick.Logical formLearned from5 sentences. A weed can be thick.Logical formLearned from5 sentences. Edges can be thick.Logical formLearned from5 sentences. Albums can be thick.Logical formLearned from5 sentences. A black bar can be thick.Logical formLearned from5 sentences. Air can be thick with a smell.Logical formLearned from5 sentences. Stars can be thick.Logical formLearned from5 sentences. Lateral muscles can be thick.Logical formLearned from5 sentences. (Dust lanes) can be thick.Logical formLearned from5 sentences. Urine can be thick.Logical formLearned from5 sentences. A build-up can be thick.Logical formLearned from5 sentences. An encrustation can be thick.Logical formLearned from5 sentences.