Incense Refill 40 Balsam Fir Sticks to Burn Lodge Style Sachet Scented Pine Log

Can it be used in a gas fireplace?

what type of burner/holder do you use with this that won't catch on fire??

Could you throw these in a fireplace to burn with wood to make the house smell good?

For those who love these, and really any brand, how do you light them and keep them lit?