1|Page
NYC PLASTERER APPRENTICE CERTIFICATION
EXAMINATION COMPLETE VERIFIED QUESTIONS
AND DETAILED SOLUTIONS LATEST UPDATE THIS
YEAR JUST RELEASED
Where was plaster believed to have originated? - Answer-
Mesopotamia
What did the Egyptians do with plaster? - Answer-They
burned gypsum in open air fires, crushed it into powder,
and mixed it with water to use as mortar and a coating for
the ancient pyramids
What did the Venetians do with plaster? - Answer-They
added marble dust into the mixture, producing a heavier
variation with more sheen to the finish
How did Michelangelo paint the Sistine Chapel? - Answer-
He used the fresco technique, which involves painting on
wet, freshly laid plaster
,2|Page
What caused King Charles II to order all wooden houses
to be covered in plaster? - Answer-The 1666 Great Fire of
London
What is cement plaster? - Answer-Unlike lime and gypsum
plaster, this product is made from sand, cement, and water
and usually mixed up on site
What are the benefits of using cement plaster? - Answer-It
has a quick setting time and lower costs
What are the downsides to using cement plaster? -
Answer-It is harder to achieve a smooth surface
What is commonly laid on top of cement plaster? -
Answer-Gypsum plaster
What is lime plaster made from? - Answer-Lime,
aggregate, fiber, and water
Where does lime come from? - Answer-This comes from
the ground, heated limestones, or oyster shells
, 3|Page
Where does aggregate come from? - Answer-Sand, the
fiber from cattle, or hog hair
Why did gypsum become the preferred choice for most
builders? - Answer-It has quick setting properties
Where does the word 'gypsum' come from? - Answer-A
Greek word pronounced like 'gypsos'
What does the Greek word pronounce like 'gypsos' mean?
- Answer-Plaster
What was described as the 'miraculous fertilizer' in the
19th century? - Answer-Gypsum
What did the 'miraculous fertilizer' act as? - Answer-As a
source of sulfur for plant growth
What was the Plaster War of 1820? - Answer-American
farmers were so anxious to acquire gypsum that it lead to
an illegal smuggling trade with Nova Scotia
NYC PLASTERER APPRENTICE CERTIFICATION
EXAMINATION COMPLETE VERIFIED QUESTIONS
AND DETAILED SOLUTIONS LATEST UPDATE THIS
YEAR JUST RELEASED
Where was plaster believed to have originated? - Answer-
Mesopotamia
What did the Egyptians do with plaster? - Answer-They
burned gypsum in open air fires, crushed it into powder,
and mixed it with water to use as mortar and a coating for
the ancient pyramids
What did the Venetians do with plaster? - Answer-They
added marble dust into the mixture, producing a heavier
variation with more sheen to the finish
How did Michelangelo paint the Sistine Chapel? - Answer-
He used the fresco technique, which involves painting on
wet, freshly laid plaster
,2|Page
What caused King Charles II to order all wooden houses
to be covered in plaster? - Answer-The 1666 Great Fire of
London
What is cement plaster? - Answer-Unlike lime and gypsum
plaster, this product is made from sand, cement, and water
and usually mixed up on site
What are the benefits of using cement plaster? - Answer-It
has a quick setting time and lower costs
What are the downsides to using cement plaster? -
Answer-It is harder to achieve a smooth surface
What is commonly laid on top of cement plaster? -
Answer-Gypsum plaster
What is lime plaster made from? - Answer-Lime,
aggregate, fiber, and water
Where does lime come from? - Answer-This comes from
the ground, heated limestones, or oyster shells
, 3|Page
Where does aggregate come from? - Answer-Sand, the
fiber from cattle, or hog hair
Why did gypsum become the preferred choice for most
builders? - Answer-It has quick setting properties
Where does the word 'gypsum' come from? - Answer-A
Greek word pronounced like 'gypsos'
What does the Greek word pronounce like 'gypsos' mean?
- Answer-Plaster
What was described as the 'miraculous fertilizer' in the
19th century? - Answer-Gypsum
What did the 'miraculous fertilizer' act as? - Answer-As a
source of sulfur for plant growth
What was the Plaster War of 1820? - Answer-American
farmers were so anxious to acquire gypsum that it lead to
an illegal smuggling trade with Nova Scotia
