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4. Find the synonyms to the following words.

Example: 11. procedure - A. method

1.

union

A.

method

2.

prone

B.

tube

3.

circumferential

C.

saturated

4.

rigid

D.

sticky

5.

pipe

E.

adaptable

6.

fusion

F.

hermetic

7.

impregnated

G.

inclined (liable)

8.

adhesive

H.

melting

9.

yielding

I.

hard / inflexible

10.

tightness

J.

peripheral

11.

procedure

K.

connection

5. Solve the following crossword.

7

1

2

3

4

1

2

3

5

6

4

5

7

6

ACROSS

DOWN

1. a hollow object or open device that fits or holds an object

1. a small, often standardized, part installed in a larger part (device)

2. a projecting rim or edge, usually drilled with holes to allow bolting to other fittings

2. a substance in which another substance is dissolved

3. a coupling device that allows pipes to be connected

3. join metallic parts by fusion alloys

4. a depression on a surface

4. form metal into a particular shape

5. semisolid or solid complex mixture of organic compounds having no definite melting point

5. bend or mold into shape

6. gradual decrease in thickness or width of an object

6. to solder together using a hard alloy with a high melting point

7. a continuous rib as on a pipe

7. hardened by the action of heat

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