''Sisu'' (

Callsign In broadcasting and radio communications, a call sign (also known as a call name or call letters—and historically as a call signal—or abbreviated as a call) is a unique identifier for a transmitter station. A call sign can be formally assi ...

OHMW) is a Finnish

icebreaker An icebreaker is a special-purpose ship or boat designed to move and navigate through ice-covered waters, and provide safe waterways for other boats and ships. Although the term usually refers to ice-breaking ships, it may also refer to smaller ...

of the built in 1976 in

Helsinki Helsinki () is the Capital city, capital and most populous List of cities and towns in Finland, city in Finland. It is on the shore of the Gulf of Finland and is the seat of southern Finland's Uusimaa region. About people live in the municipali ...

. Her sister, ', is nearly identical. ''Sisu'' has accommodations fitted with classrooms for maritime students. ''Urho''s accommodations are reserved for public relations uses.

References

SISU - IMO 7359656 - Callsign OHMW - ShipSpotting.com

Sisu ARCTICA Oy

External links

Icebreakers of Finland Ships built in Helsinki 1976 ships Atle-class icebreakers {{ship-stub