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Naphtha: Quiz


Question 1: Naphtha is used primarily as feedstock for producing a high octane gasoline component (via the ________ process).
HydrodesulfurizationCatalytic reformingPetroleumFluid catalytic cracking

Question 2: There is a conjecture that the word "naphtha" came (via Greek, where it meant any sort of petroleum) from the Vedic god name Apam Napat; the name Apam Napat is also found in ________.
Avestan languagePashto languageKurdish languageTajik language

Question 3: The ________ categorizes health effects into three groups: reversible symptoms (Type 1), mild chronic encephalopathy (Type 2) and severe chronic toxic encephalopathy (Type 3).
Food and Agriculture OrganizationWorld Health OrganizationSwitzerlandUniversal Postal Union

Question 4: a distillation product from ________ or coal tar boiling in a certain range and containing certain hydrocarbons, a broad term encompassing any volatile, flammable liquid hydrocarbon mixture.
Energy developmentPeak oilPetroleumPetroleum industry

Question 5: It also enters the word ________ from "naphthenic acid and palmitic acid", as the first napalm was made from a mixture of naphthenic acid with aluminium and magnesium salts of palmitic acid.
Korean WarUnited StatesNapalmIncendiary device

Question 6: In older usage, "naphtha" simply meant ________, but this usage is now obsolete.
Energy developmentPetroleumPetroleum industryPeak oil

Question 7: Generally speaking, less dense ("lighter") naphthas will have a higher ________ content.

Question 8: Shellite has a freeze point lower than −30 °C (−22 °F), and a ________ of 47 °C (117 °F).
Critical point (thermodynamics)Melting pointPhase transitionBoiling point

Question 9: Symptoms of acute exposure are dizziness and narcosis with loss of ________.
ConsciousnessIdeaGottfried LeibnizHenri Bergson

Question 10: Topical exposure to naphtha can cause a burning sensation on the skin within a period of minutes to an hour, followed by ________—a rash—that can last for days to weeks.
UrticariaSystemic lupus erythematosusContact dermatitisAtopic dermatitis

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