Researchers at Lawrence Livermore National Laboratory (LLNL) and a startup firm have developed a spray that can allow contaminated food to be traced back to its source within an hour.
Researchers at Lawrence Livermore National Laboratory (LLNL) and a startup firm have developed a spray that can allow contaminated food to be traced back to its source within an hour.
Researchers at Lawrence Livermore National Laboratory (LLNL) and a startup firm have developed a spray that can allow contaminated food to be traced back to its source within an hour.