1006 LAWS OF MARYLAND. [CH. 465

had received contributions toward their support from such
deceased employee during any part of the six months imme-
diately preceding the accident or death.

(11) "Beneficiary" means a husband, wife, child, children
or dependents of an employee in whom shall vest a right to re-
ceive payments under this Article.

(12) "Mining" means all underground workings by shaft,
drift, slope or otherwise, for the securing, removing, and tak-
ing out from under the ground, coal, iron ore, clays and all
other minerals and mineral substances, found in and under
the earth, and shall mean all work done by any miner or em-
ployee working in and about said mines in said shafts, slopes,
headings, tunnels, rooms and other subterranean places there-
in, for the purpose of obtaining and removing therefrom all
such minerals and mineral substances, and the benefits of this
Article shall be extended to any employee, or in case of his
death, to his dependent relatives, otherwise entitled, who shall
be killed or injured while so working or employed therein, and
such mine-worker shall be deemed to be wholly employed in
the State of Maryland, and entitled to the benefits of this Ar-
ticle, if the tipple, mouth or principal mine entrance in and
about which he works, is situated in this State, notwithstand-
standing such shaft, heading, slope or other subterranean tun-
nel may extend underground into an adjoining State, and
notwithstanding such mine worker so employed in this State
may be killed or injured while working in said mine beyond
the lines of this State, and within the lines of an adjoining
State.

(13) "Occupational Disease" as used in this Article shall
mean only the diseases enumerated and specified in Section
32A of this Article.

(14) Whenever used in this Article "Silicosis" shall mean
the characteristic fibrotic condition of the lungs caused by the
inhalation of silicon dioxide (Si0₂) dust; and "Asbestosis"
shall mean the characteristic fibrotic condition of the lungs
caused by the inhalation of asbestos dust.

(15) "Disablement", as used in Sections 32A, B, G, H, and I
of this Article, means the event of an employee's becoming ac-
tually incapacitated, either partially or totally, because of an
occupational disease, from performing his work in the last
occupation in which exposed to the hazards of such disease;
and "disability" means the state of being so incapacitated.
Disablement and disability shall be determined by the Medi-
cal Board as herein provided.

SEC. 2. And be it further enacted, That this Act shall take
effect June 1, 1939.

Approved May 24, 1939