1.2 Your Science Laboratory.pptx

7/25/2019 1.2 Your Science Laboratory.pptx

1/21

1.2Your ScienceLaboratory


2/21

Who usually work in a

laboratory ??

SCIENTIST!


3/21

Its us!When we want

to carry out

scientific investigations

uring science essons.

Who usually work in a

laboratory ??


4/21

1) Laboratory Safety Rules

"efer te#tboo$ %age &


5/21

a' (L)**)+LE

Substances thatcan catch fire orburns easiy.

E#a,%es -

i' acoho

Ii' etro

iii' $erosene

2) Hazard Warning Symbols


6/21

b' E/L0SIE

Substances that

can e#%oewhen heate orit.

E#a,%es -

i' soiu,

Ii' %otassiu,


7/21

C' I""IT)NT

Substances that,ay cause

infa,,ation tothe s$in.

E#a,%es-

i' chorofor,Ii' a,,oniasoution


8/21

' C0""0SIE

Substances that,ay causeburns or

a,age to thes$in.

E#a,%es-

i' yrochoricaci

Ii' bro,ine


9/21

e' 0IS0N03S 0" T0/IC

Substances that,ay cause

eath or har,to the boy by%oisoning.

E#a,%es -

i' ,ercury

Ii' chorine


10/21

f' ")4I0)CTIE

Substances thatgive out

raiation thatcan estroyboy tissues.

E#a,%es -

i' uraniu,

Ii' %utoniu,


11/21


12/21

3) Laboratory !!aratus

a' Test tubes

To contain s,a a,ount of che,icas

To carry out reaction


13/21

b' +ea$er

To contain biggera,ount of che,icas



14/21

c' Conica (as$

To contain biggera,ount of che,icas



15/21

' "etort Stan

To ca,% an ho a%%aratus


16/21

e' +urette

To ,easure the a,ount of i5ui

accuratey


17/21

e' i%ette

To ,easure the fi#e a,ount of i5ui.


18/21

f' Test tube rac$

To ho test tube when not in use.


19/21

f' Test tube hoer

To ho hot test tube when heating


20/21

h' *easuring cyiner

To ,easurethe vou,e of i5ui


21/21

i' (iter funne

To fiter soi fro, i5ui

Documents