25 across, in a test tube (glass) , 2 / 5 letters, have, I ? / V ? S ? O (not sure on the V ) and 4 down, former unit of magnetic field, 5 letters , have G ? U ? S
thank you JMR27 , no wonder i couldn't get anywhere , had the wrong answer in 20 down , thanks for helping me out with that one as well, you're a star :)