| 1 |
PLASTER |
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| 2 |
Plaster
Mixing & Setting |
Potassium
sulfate & alum slightly toxic, borax moderately toxic, lime highly
toxic |
Dust
irritating, borax moderately toxic, lime highly toxic |
Potassium
alum slightly toxic, borax slightly toxic, burnt lime moderately
toxic |
Acetic acid
highly corrosive |
Wear dust
mask; vacuum or mop dust; don't sweep; wear gloves &
goggles |
| 3 |
Plaster
Modeling & Carving |
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Silica
sands, vermiculite dust highly toxic |
|
Sharp tools
cause accidents; chips can damage eyes |
Wear dust
mask; clean up dust by wet mopping or vacuuming; carve away from you; if
tool falls, don't try to catch it; wear safety goggles |
| 4 |
Casting in
Plaster |
Benzine
highly toxic |
Benzine
moderately toxic |
Benzine
moderately toxic |
Benzine
flammable; making plaster casts can cause burns |
Wear gloves
and goggles; store in safety containers; don't use near open flames; don't
use plaster for body-part casts; use plaster bandage |
| 5 |
Finishing
Plaster |
Powdered
pigments haz. |
Powdered
pigments haz., lacquers highly toxic |
Powdered
pigments haz., lacquers moderately toxic, alcohol,shellac slightly
toxic |
Solvents
flammable; spraying acrylics highly haz. |
Wear dust
mask, gloves, goggles; spray in spray booth; use respirator, good
ventilation; keep solvents away from flames; brush/dip
plaster |
| 6 |
STONE |
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| 7 |
Soft Stone
Carving |
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Silica
highly toxic; asbestos highly toxic |
Flying
chips/rocks can injure eyes |
Falling
tools can injure; lifting can damage back |
Don't use
stones w/asbestos; wear dust respirator; vacuum/wet mop; wear goggles,
protective shoes; carve away from you; lift properly |
| 8 |
Hard Stone
Carving |
|
Silica
highly toxic; dust hazardous |
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Noise
hazard; vibration can damage hands; risk of electric shock |
Tools should
have portable exhaust systems; make sure tools are grounded; wear ear
plugs; have hand grips; direct air blast away from you; tie hair
back |
| 9 |
Stone
Casting |
|
Calcium
oxide highly corrosive; silica highly toxic |
Calcium
oxide highly corrosive to eyes; moderately corrosive to skin |
|
Wear
respirator; vacuum/wet mop; have exhaust system; wear goggles,
gloves |
| 10 |
Lapidary |
|
Quartz
gemstones highly toxic (silica); opal slightly toxic |
|
Gem cutting
machines create high noise levels |
Wear hearing
protectors; install ground fault circuit interrupters; keep motors away
from water |
| 11 |
Stone
Finishing |
|
Dust haz.;
tripoli (silica) highly toxic |
Pieces of
stone & dust haz. |
|
Use local
exhaust ventilation; use wet sanding/polishing technique, wear safety
goggles, face shield, respirator; tie back loose materials |
| 12 |
MODELING
MATERIALS |
|
Silica
highly haz.; talcs w/asbestos highly haz. |
|
Firing clay
in kiln can release toxic gases |
Don't use
asbestos-contaminated talcs; buy premixed clay; use ventilation,
respirator; wet mop; wear special clothes to work in |
| 13 |
Nonhardening
Modeling Clays |
|
Sulfur
dioxide can cause respiratory problems |
Turpentine
or preservatives can cause skin irritation |
|
Use gloves;
apply barrier cream to hands if skin irritation results |
| 14 |
Hardening
Modeling Clays |
Baking in
oven also used for food can contaminate food |
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Many
contained di-ethylhexyl phthalate (DEHP), a carcinogen |
Don't bake
oven-hardening clays in ovens used for food; don't use clays containing
DEHP, also called dioctyl phthalate |
| 15 |
WAX |
Benzine,
turpentine moderately toxic |
Wax vapors
highly irritating; alcohol/ acetate slightly toxic; benzine, turpentine
moderately toxic |
Alcohol/acetone slightly toxic; benzine, turpentine moderately
toxic |
Explosions;
carbon tetrachloride extremely toxic; chlorine waxes highly
toxic |
Don't
overheat waxes; don't use open flame to melt waxes; use least haz. solvent
to dissolve wax; don't use carbon tetrachloride/chlorinated
synthetics |
| 16 |
PLASTICS |
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| 17 |
Acrylic
Resins |
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Methyl
methacrylate moderately toxic |
Methyl
methacrylate moderately toxic; benzoyl peroxide slightly
irritating |
Benzoyl
peroxide flammable; acrylic polymer dust sensitizer |
Wear gloves;
use good local exhaust ventilation or window exhaust fan; use respirator;
use care w/ benzoyl peroxides; wear dust mask |
| 18 |
Amino &
Phenolic Resins |
Formaldehyde
highly toxic |
Formaldehyde
highly toxic; phenol highly toxic |
Formaldehyde
moderately toxic; phenol highly toxic |
Formaldehyde
carcinogen; carbon monoxide, cyanide released |
Avoid
formaldehyde; wear gloves w/amino & phenolic resins; use adequate
local exhaust ventilation; follow mixing instructions
carefully |
| 19 |
Epoxy
Resins |
|
Respiratory
irritants; amine hardeners highly toxic |
Moderately
toxic; amine hardeners moderately toxic |
Diglycidyl
ethers carcinogenic; solvents toxic |
Wear
goggles, gloves; use local exhaust ventilation, window exhaust fan,
respirator; prevent fires from flammable solvents |
| 20 |
Polyester
Resins |
|
Styrene
highly toxic, cobalt naptha moderately toxic, dimethylaniline highly
toxic |
Styrene
moderately toxic, cobalt napthalene moderately toxic, dimethylaniline
highly toxic |
Styrene
carcinogenic, fiberglass skin & respiratory irritant, solvents
flammable |
Wear gloves,
protective goggles; use local exhaust hood, respirator, spray booth; clean
up spills; use barrier cream; store solvents safely |
| 21 |
Polyurethane
Resins |
|
Isocyanates
extremely. toxic; amines moderately; fluorocarbons slightly
toxic |
Amines
moderately toxic; organotin highly toxic |
Heating
releases haz. solvents; dust irritant to skin & respiratory
system |
Don't use
them if you have respiratory problems; use spray booth, respirator; wear
gloves, goggles |
| 22 |
Silicones
& Natural Rubbers |
|
Acetic acid
irritating; methanol moderately toxic; n-Hexane highly toxic |
Silicone
resin moderately toxic; rubber latex irritating |
Methylene
chloride highly toxic by inhalation, 111-trichloroethylene toxic |
Use
water-based or heptane-based adhesives; use ventilation; wear gloves,
goggles; people w/heart problems shouldn't use methylene chloride
products |
| 23 |
Organic
Peroxides |
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Cumene
hydroperoxide moderately toxic; benzoyl peroxide slightly toxic |
Highly
flammable & explosive; MEK peroxide causes blindness |
Don't store
peroxide in glass container; don't store large amounts; don't add
accelerator to peroxide or acetone to MEK peroxide; don't heat; do soak
tools/containers in water before disposal |
| 24 |
Finished
Plastics |
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Polymer
dusts irritating; heat produces highly toxic gases |
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Solvents
highly toxic; haz. gases released, can be carcinogenic |
Use good
ventilation, cooled tools, respirator; have dust-collectors on tools;
vacuum/wet mop dust; wear gloves, goggles; use low toxic.
solvents |
| 25 |
Plastics
Additives |
|
Organic
phosphate esters highly toxic; DEHP carcinogenic |
Organic
phosphate esters haz. |
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AVOID
asbestos, phosphate esters, DEHP; wear respirator |