Entc 281 Study guides, Class notes & Summaries

Why was machine manufacture of horn combs often unsuccessful? - correct answer -Pieces of horn were not flat or uniform in thickness. Why weren't daguerreotype cases made from horn or horn powders? - correct answer -Horn does not flow easily and consequently it does not pick up fine details in a mold Casein comes from - correct answer -Milk curd Moderately nitrated nitrocellulose is called - correct answer -Pyroxylin What is the difference between collodion and moderately nitrated ...

additives - correct answer -use to improve of extend the properties of plastics antistatic agents - correct answer -static charges may be dissipated by the addition of ? four types of colorants - correct answer -dyes, organic pigments, inorganic pigments, special-effects pigments dyes - correct answer -which colorant dissolves into the plastics material? organic dyes - correct answer -poor thermal and light stability is a major disadvantage of this flexibility - correct answer -pl...

Why was machine manufacture of horn combs often unsuccessful? - Answer Pieces of horn were not flat or uniform in thickness. Why weren't daguerreotype cases made from horn or horn powders? - Answer Horn does not flow easily and consequently it does not pick up fine details in a mold Casein comes from - Answer Milk curd Moderately nitrated nitrocellulose is called - Answer Pyroxylin What is the difference between collodion and moderately nitrated nitrocellulose? - Answer Collodion i...

ENTC 281 test 2

ENTC 281 test 2

ENTC 281 Exam 2 B

ENTC 281 Exam 2 B

ENTC 281 exam 2

ENTC 281 test 2

ENTC 281 Exam 2 B