Veteran craftsmen of Byblos were on board as shipwrights to caulk your seams. All the ships of the sea and their sailors came alongside to trade for your wares.
The coffin laid upon two line-tubs, between the vice-bench and the open hatchway; the Carpenter caulking its seams; the string of twisted oakum slowly unwinding from a large roll of it placed in the bosom of his frock.
Some of these things are maybe putting incredibly expensive, high-efficiency windows, even though the existing windows are not the main source of energy waste, and you would do much better just caulking a few leaks.